201214980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1117861}}^1$

素因数の和:1117876

約数の個数: 36

約数和(自身を含む): 610352652

約数和(自身を除く): 409137672

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1117861, 2235722, 3353583, 4471444, 5589305, 6707166, 10060749, 11178610, 13414332, 16767915, 20121498, 22357220, 33535830, 40242996, 50303745, 67071660, 100607490, 201214980]

約数ペア:

[(1, 201214980), (2, 100607490), (3, 67071660), (4, 50303745), (5, 40242996), (6, 33535830), (9, 22357220), (10, 20121498), (12, 16767915), (15, 13414332), (18, 11178610), (20, 10060749), (30, 6707166), (36, 5589305), (45, 4471444), (60, 3353583), (90, 2235722), (180, 1117861)]