Wilt Chamberlain had the most games with 40+ points, with 271 games.

what player has most 40 point games in nba history

Interpreted as:

What player has most 40 or more point regular-season games in NBA history?

NAME	GP	PTS	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	REB	AST	STL	BLK	TOV	PF	+/-
Wilt Chamberlain	271	13,458		49.7	25.7					20.3	37.4	54.2				9.2	16.1	57.0		6,968					500
Michael Jordan	173	7,813	41.4	45.2	6.5	5.1	2.8	1.1	2.7	16.9	29.5	57.2	0.7	1.9	35.0	10.8	12.5	86.2	7,157	1,116	886	489	192	472	494	+232
Kobe Bryant	122	5,501	42.8	45.1	6.1	4.2	1.8	0.6	3.2	15.4	30.1	51.1	2.9	6.6	43.8	11.4	13.3	85.7	5,218	741	512	214	74	396	334	+759
James Harden	101	4,584	39.6	45.4	7.5	8.2	2.2	0.7	4.9	13.3	26.4	50.4	5.6	12.8	43.6	13.2	15.0	88.1	4,003	757	824	220	75	497	308	+964
Elgin Baylor	88	3,995		45.4						17.1						11.2	13.9	80.5							309
Allen Iverson	79	3,507	44.9	44.4	4.3	6.3	2.3	0.2	3.7	15.5	30.5	51.0	2.0	5.0	40.6	11.3	13.6	83.4	3,546	339	494	185	14	294	177	+443
LeBron James	77	3,435	41.7	44.6	8.6	7.1	1.7	0.9	3.6	15.8	26.7	59.0	3.7	7.3	51.0	9.4	11.8	79.3	3,212	659	548	133	71	275	142	+636
Oscar Robertson	77	3,288		42.7	9.3	10.9				15.0						12.7	14.4	88.2		718	836				268
Kevin Durant	70	3,058	41.5	43.7	8.2	4.5	1.2	1.2	3.7	14.8	25.9	57.2	3.8	7.8	48.6	10.3	11.6	89.2	2,907	573	318	82	85	259	166	+414
Kareem Abdul-Jabbar	70	3,073		43.9	16.1	4.2		3.6		17.7			0.0	0.0		8.5	11.6	73.8		1,126	295		89
Rick Barry	70	3,165	42.8	45.2	8.3	5.3	2.9		3.2	17.5	33.3	52.5				10.2	11.3	90.3	2,999	578	374	100		19	230
Stephen Curry	68	3,067	36.5	45.1	5.3	5.7	1.3	0.3	3.4	14.9	25.4	58.6	8.5	15.1	56.5	6.8	7.4	92.2	2,480	362	387	89	21	231	140	+825
George Gervin	68	2,982	40.0	43.9	5.0	2.9	1.3	0.9		17.2	28.9	59.4	0.3	0.9	35.8	9.2	10.8	85.1	2,722	342	195	91	61		185
Jerry West	66	2,891		43.8						15.8						12.2	14.4	84.8
Damian Lillard	58	2,629	39.2	45.3	4.9	7.3	1.2	0.3	2.6	14.1	25.3	55.8	6.4	12.8	49.8	10.8	11.6	92.9	2,274	282	421	69	19	151	110	+417
Bob McAdoo	58	2,518		43.4	15.5					17.0	28.3	60.0				9.5	12.0	79.1		899
Dominique Wilkins	56	2,493	41.0	44.5	7.7	3.0	1.9	0.7	3.0	16.4	29.1	56.3	1.2	2.4	50.0	10.6	12.3	86.2	2,296	429	166	105	39	167	108
Adrian Dantley	52	2,271	42.1	43.7	7.1	4.5		0.1		15.8	23.7	66.5	0.0			12.2	14.4	84.6	2,188	369	236		4		171
Russell Westbrook	50	2,212	39.0	44.2	9.8	8.3	1.6	0.3	5.0	15.5	30.1	51.6	3.1	7.8	40.2	10.1	12.2	82.6	1,949	491	417	78	15	251	141	+74
Giannis Antetokounmpo	49	2,207	36.4	45.0	13.0	5.2	1.1	1.2	3.4	16.4	24.7	66.4	1.4	3.7	39.0	10.7	14.7	73.0	1,785	637	253	55	57	165	146	+349
Shaquille O'Neal	49	2,102	40.6	42.9	13.6	2.5	0.8	2.2	2.7	16.9	25.6	66.1	0.0	0.0	0.0	9.1	15.2	60.1	1,991	668	122	41	108	132	145	+319
Joel Embiid	48	2,134	36.2	44.5	13.4	4.4	1.3	2.0	3.3	15.0	24.8	60.5	1.5	3.8	38.0	13.0	15.0	86.7	1,736	641	213	60	97	157	156	+533
Larry Bird	47	2,077	42.5	44.2	10.7	6.2	1.9			17.2	28.5	60.3	1.5	3.4	44.1	8.3	8.9	93.1	1,996	504	293	87			117
Bob Pettit	47	2,075		44.1						16.1						11.9	14.6	81.6							159
Tracy McGrady	45	1,987	41.8	44.2	7.7	5.1	1.7	0.9	2.9	15.7	29.5	53.4	3.5	7.4	47.1	9.2	11.9	77.4	1,880	347	228	78	41	129	88	+219