30376360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:866

約数の個数: 64

約数和(自身を含む): 78721920

約数和(自身を除く): 48345560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 691, 785, 1099, 1256, 1382, 1570, 2198, 2764, 3140, 3455, 4396, 4837, 5495, 5528, 6280, 6910, 8792, 9674, 10990, 13820, 19348, 21980, 24185, 27640, 38696, 43960, 48370, 96740, 108487, 193480, 216974, 433948, 542435, 759409, 867896, 1084870, 1518818, 2169740, 3037636, 3797045, 4339480, 6075272, 7594090, 15188180, 30376360]

約数ペア:

[(1, 30376360), (2, 15188180), (4, 7594090), (5, 6075272), (7, 4339480), (8, 3797045), (10, 3037636), (14, 2169740), (20, 1518818), (28, 1084870), (35, 867896), (40, 759409), (56, 542435), (70, 433948), (140, 216974), (157, 193480), (280, 108487), (314, 96740), (628, 48370), (691, 43960), (785, 38696), (1099, 27640), (1256, 24185), (1382, 21980), (1570, 19348), (2198, 13820), (2764, 10990), (3140, 9674), (3455, 8792), (4396, 6910), (4837, 6280), (5495, 5528)]