18621369920

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{9749}}^1$

素因数の和:9940

約数の個数: 112

約数和(自身を含む): 45646848000

約数和(自身を除く): 27025478080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 127, 160, 188, 235, 254, 320, 376, 470, 508, 635, 752, 940, 1016, 1270, 1504, 1880, 2032, 2540, 3008, 3760, 4064, 5080, 5969, 7520, 8128, 9749, 10160, 11938, 15040, 19498, 20320, 23876, 29845, 38996, 40640, 47752, 48745, 59690, 77992, 95504, 97490, 119380, 155984, 191008, 194980, 238760, 311968, 382016, 389960, 458203, 477520, 623936, 779920, 916406, 955040, 1238123, 1559840, 1832812, 1910080, 2291015, 2476246, 3119680, 3665624, 4582030, 4952492, 6190615, 7331248, 9164060, 9904984, 12381230, 14662496, 18328120, 19809968, 24762460, 29324992, 36656240, 39619936, 49524920, 58191781, 73312480, 79239872, 99049840, 116383562, 146624960, 198099680, 232767124, 290958905, 396199360, 465534248, 581917810, 931068496, 1163835620, 1862136992, 2327671240, 3724273984, 4655342480, 9310684960, 18621369920]

約数ペア:

[(1, 18621369920), (2, 9310684960), (4, 4655342480), (5, 3724273984), (8, 2327671240), (10, 1862136992), (16, 1163835620), (20, 931068496), (32, 581917810), (40, 465534248), (47, 396199360), (64, 290958905), (80, 232767124), (94, 198099680), (127, 146624960), (160, 116383562), (188, 99049840), (235, 79239872), (254, 73312480), (320, 58191781), (376, 49524920), (470, 39619936), (508, 36656240), (635, 29324992), (752, 24762460), (940, 19809968), (1016, 18328120), (1270, 14662496), (1504, 12381230), (1880, 9904984), (2032, 9164060), (2540, 7331248), (3008, 6190615), (3760, 4952492), (4064, 4582030), (5080, 3665624), (5969, 3119680), (7520, 2476246), (8128, 2291015), (9749, 1910080), (10160, 1832812), (11938, 1559840), (15040, 1238123), (19498, 955040), (20320, 916406), (23876, 779920), (29845, 623936), (38996, 477520), (40640, 458203), (47752, 389960), (48745, 382016), (59690, 311968), (77992, 238760), (95504, 194980), (97490, 191008), (119380, 155984)]