13018440

素因数分解:

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

素因数の和:862

約数の個数: 64

約数和(自身を含む): 39360960

約数和(自身を除く): 26342520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 691, 785, 942, 1256, 1382, 1570, 1884, 2073, 2355, 2764, 3140, 3455, 3768, 4146, 4710, 5528, 6280, 6910, 8292, 9420, 10365, 13820, 16584, 18840, 20730, 27640, 41460, 82920, 108487, 216974, 325461, 433948, 542435, 650922, 867896, 1084870, 1301844, 1627305, 2169740, 2603688, 3254610, 4339480, 6509220, 13018440]

約数ペア:

[(1, 13018440), (2, 6509220), (3, 4339480), (4, 3254610), (5, 2603688), (6, 2169740), (8, 1627305), (10, 1301844), (12, 1084870), (15, 867896), (20, 650922), (24, 542435), (30, 433948), (40, 325461), (60, 216974), (120, 108487), (157, 82920), (314, 41460), (471, 27640), (628, 20730), (691, 18840), (785, 16584), (942, 13820), (1256, 10365), (1382, 9420), (1570, 8292), (1884, 6910), (2073, 6280), (2355, 5528), (2764, 4710), (3140, 4146), (3455, 3768)]