1567894040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1\times {\mathrm{1499}}^1$

素因数の和:1920

約数の個数: 64

約数和(自身を含む): 3585600000

約数和(自身を除く): 2017705960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 331, 395, 632, 662, 790, 1324, 1499, 1580, 1655, 2648, 2998, 3160, 3310, 5996, 6620, 7495, 11992, 13240, 14990, 26149, 29980, 52298, 59960, 104596, 118421, 130745, 209192, 236842, 261490, 473684, 496169, 522980, 592105, 947368, 992338, 1045960, 1184210, 1984676, 2368420, 2480845, 3969352, 4736840, 4961690, 9923380, 19846760, 39197351, 78394702, 156789404, 195986755, 313578808, 391973510, 783947020, 1567894040]

約数ペア:

[(1, 1567894040), (2, 783947020), (4, 391973510), (5, 313578808), (8, 195986755), (10, 156789404), (20, 78394702), (40, 39197351), (79, 19846760), (158, 9923380), (316, 4961690), (331, 4736840), (395, 3969352), (632, 2480845), (662, 2368420), (790, 1984676), (1324, 1184210), (1499, 1045960), (1580, 992338), (1655, 947368), (2648, 592105), (2998, 522980), (3160, 496169), (3310, 473684), (5996, 261490), (6620, 236842), (7495, 209192), (11992, 130745), (13240, 118421), (14990, 104596), (26149, 59960), (29980, 52298)]