320197360

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{1667}}^1$

素因数の和:1708

約数の個数: 100

約数和(自身を含む): 869004648

約数和(自身を除く): 548807288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1667, 1715, 1960, 2401, 2744, 3334, 3430, 3920, 4802, 5488, 6668, 6860, 8335, 9604, 11669, 12005, 13336, 13720, 16670, 19208, 23338, 24010, 26672, 27440, 33340, 38416, 46676, 48020, 58345, 66680, 81683, 93352, 96040, 116690, 133360, 163366, 186704, 192080, 233380, 326732, 408415, 466760, 571781, 653464, 816830, 933520, 1143562, 1306928, 1633660, 2287124, 2858905, 3267320, 4002467, 4574248, 5717810, 6534640, 8004934, 9148496, 11435620, 16009868, 20012335, 22871240, 32019736, 40024670, 45742480, 64039472, 80049340, 160098680, 320197360]

約数ペア:

[(1, 320197360), (2, 160098680), (4, 80049340), (5, 64039472), (7, 45742480), (8, 40024670), (10, 32019736), (14, 22871240), (16, 20012335), (20, 16009868), (28, 11435620), (35, 9148496), (40, 8004934), (49, 6534640), (56, 5717810), (70, 4574248), (80, 4002467), (98, 3267320), (112, 2858905), (140, 2287124), (196, 1633660), (245, 1306928), (280, 1143562), (343, 933520), (392, 816830), (490, 653464), (560, 571781), (686, 466760), (784, 408415), (980, 326732), (1372, 233380), (1667, 192080), (1715, 186704), (1960, 163366), (2401, 133360), (2744, 116690), (3334, 96040), (3430, 93352), (3920, 81683), (4802, 66680), (5488, 58345), (6668, 48020), (6860, 46676), (8335, 38416), (9604, 33340), (11669, 27440), (12005, 26672), (13336, 24010), (13720, 23338), (16670, 19208)]