40163340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{719}}^1$

素因数の和:764

約数の個数: 144

約数和(自身を含む): 137894400

約数和(自身を除く): 97731060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 719, 735, 798, 931, 980, 1140, 1330, 1438, 1470, 1596, 1862, 1995, 2157, 2660, 2793, 2876, 2940, 3595, 3724, 3990, 4314, 4655, 5033, 5586, 7190, 7980, 8628, 9310, 10066, 10785, 11172, 13661, 13965, 14380, 15099, 18620, 20132, 21570, 25165, 27322, 27930, 30198, 35231, 40983, 43140, 50330, 54644, 55860, 60396, 68305, 70462, 75495, 81966, 95627, 100660, 105693, 136610, 140924, 150990, 163932, 176155, 191254, 204915, 211386, 273220, 286881, 301980, 352310, 382508, 409830, 422772, 478135, 528465, 573762, 669389, 704620, 819660, 956270, 1056930, 1147524, 1338778, 1434405, 1912540, 2008167, 2113860, 2677556, 2868810, 3346945, 4016334, 5737620, 6693890, 8032668, 10040835, 13387780, 20081670, 40163340]

約数ペア:

[(1, 40163340), (2, 20081670), (3, 13387780), (4, 10040835), (5, 8032668), (6, 6693890), (7, 5737620), (10, 4016334), (12, 3346945), (14, 2868810), (15, 2677556), (19, 2113860), (20, 2008167), (21, 1912540), (28, 1434405), (30, 1338778), (35, 1147524), (38, 1056930), (42, 956270), (49, 819660), (57, 704620), (60, 669389), (70, 573762), (76, 528465), (84, 478135), (95, 422772), (98, 409830), (105, 382508), (114, 352310), (133, 301980), (140, 286881), (147, 273220), (190, 211386), (196, 204915), (210, 191254), (228, 176155), (245, 163932), (266, 150990), (285, 140924), (294, 136610), (380, 105693), (399, 100660), (420, 95627), (490, 81966), (532, 75495), (570, 70462), (588, 68305), (665, 60396), (719, 55860), (735, 54644), (798, 50330), (931, 43140), (980, 40983), (1140, 35231), (1330, 30198), (1438, 27930), (1470, 27322), (1596, 25165), (1862, 21570), (1995, 20132), (2157, 18620), (2660, 15099), (2793, 14380), (2876, 13965), (2940, 13661), (3595, 11172), (3724, 10785), (3990, 10066), (4314, 9310), (4655, 8628), (5033, 7980), (5586, 7190)]