30756400540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2063}}^1\times {\mathrm{10499}}^1$

素因数の和:12642

約数の個数: 48

約数和(自身を含む): 65536128000

約数和(自身を除く): 34779727460

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 2063, 4126, 8252, 10315, 10499, 20630, 20998, 41260, 41996, 52495, 104990, 146473, 209980, 292946, 585892, 732365, 745429, 1464730, 1490858, 2929460, 2981716, 3727145, 7454290, 14908580, 21659437, 43318874, 86637748, 108297185, 216594370, 433188740, 1537820027, 3075640054, 6151280108, 7689100135, 15378200270, 30756400540]

約数ペア:

[(1, 30756400540), (2, 15378200270), (4, 7689100135), (5, 6151280108), (10, 3075640054), (20, 1537820027), (71, 433188740), (142, 216594370), (284, 108297185), (355, 86637748), (710, 43318874), (1420, 21659437), (2063, 14908580), (4126, 7454290), (8252, 3727145), (10315, 2981716), (10499, 2929460), (20630, 1490858), (20998, 1464730), (41260, 745429), (41996, 732365), (52495, 585892), (104990, 292946), (146473, 209980)]