268194640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2265

約数の個数: 120

約数和(自身を含む): 749094912

約数和(自身を除く): 480900272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 2207, 2480, 3038, 3472, 3920, 4340, 4414, 6076, 7595, 8680, 8828, 11035, 12152, 15190, 15449, 17360, 17656, 22070, 24304, 30380, 30898, 35312, 44140, 60760, 61796, 68417, 77245, 88280, 108143, 121520, 123592, 136834, 154490, 176560, 216286, 247184, 273668, 308980, 342085, 432572, 478919, 540715, 547336, 617960, 684170, 865144, 957838, 1081430, 1094672, 1235920, 1368340, 1730288, 1915676, 2162860, 2394595, 2736680, 3352433, 3831352, 4325720, 4789190, 5473360, 6704866, 7662704, 8651440, 9578380, 13409732, 16762165, 19156760, 26819464, 33524330, 38313520, 53638928, 67048660, 134097320, 268194640]

約数ペア:

[(1, 268194640), (2, 134097320), (4, 67048660), (5, 53638928), (7, 38313520), (8, 33524330), (10, 26819464), (14, 19156760), (16, 16762165), (20, 13409732), (28, 9578380), (31, 8651440), (35, 7662704), (40, 6704866), (49, 5473360), (56, 4789190), (62, 4325720), (70, 3831352), (80, 3352433), (98, 2736680), (112, 2394595), (124, 2162860), (140, 1915676), (155, 1730288), (196, 1368340), (217, 1235920), (245, 1094672), (248, 1081430), (280, 957838), (310, 865144), (392, 684170), (434, 617960), (490, 547336), (496, 540715), (560, 478919), (620, 432572), (784, 342085), (868, 308980), (980, 273668), (1085, 247184), (1240, 216286), (1519, 176560), (1736, 154490), (1960, 136834), (2170, 123592), (2207, 121520), (2480, 108143), (3038, 88280), (3472, 77245), (3920, 68417), (4340, 61796), (4414, 60760), (6076, 44140), (7595, 35312), (8680, 30898), (8828, 30380), (11035, 24304), (12152, 22070), (15190, 17656), (15449, 17360)]