30115067440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1663}}^1\times {\mathrm{5521}}^1$

素因数の和:7238

約数の個数: 80

約数和(自身を含む): 71781405696

約数和(自身を除く): 41666338256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 1663, 3280, 3326, 5521, 6652, 8315, 11042, 13304, 16630, 22084, 26608, 27605, 33260, 44168, 55210, 66520, 68183, 88336, 110420, 133040, 136366, 220840, 226361, 272732, 340915, 441680, 452722, 545464, 681830, 905444, 1090928, 1131805, 1363660, 1810888, 2263610, 2727320, 3621776, 4527220, 5454640, 9054440, 9181423, 18108880, 18362846, 36725692, 45907115, 73451384, 91814230, 146902768, 183628460, 367256920, 376438343, 734513840, 752876686, 1505753372, 1882191715, 3011506744, 3764383430, 6023013488, 7528766860, 15057533720, 30115067440]

約数ペア:

[(1, 30115067440), (2, 15057533720), (4, 7528766860), (5, 6023013488), (8, 3764383430), (10, 3011506744), (16, 1882191715), (20, 1505753372), (40, 752876686), (41, 734513840), (80, 376438343), (82, 367256920), (164, 183628460), (205, 146902768), (328, 91814230), (410, 73451384), (656, 45907115), (820, 36725692), (1640, 18362846), (1663, 18108880), (3280, 9181423), (3326, 9054440), (5521, 5454640), (6652, 4527220), (8315, 3621776), (11042, 2727320), (13304, 2263610), (16630, 1810888), (22084, 1363660), (26608, 1131805), (27605, 1090928), (33260, 905444), (44168, 681830), (55210, 545464), (66520, 452722), (68183, 441680), (88336, 340915), (110420, 272732), (133040, 226361), (136366, 220840)]