64309920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{133979}}^1$

素因数の和:133997

約数の個数: 48

約数和(自身を含む): 202577760

約数和(自身を除く): 138267840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 133979, 267958, 401937, 535916, 669895, 803874, 1071832, 1339790, 1607748, 2009685, 2143664, 2679580, 3215496, 4019370, 4287328, 5359160, 6430992, 8038740, 10718320, 12861984, 16077480, 21436640, 32154960, 64309920]

約数ペア:

[(1, 64309920), (2, 32154960), (3, 21436640), (4, 16077480), (5, 12861984), (6, 10718320), (8, 8038740), (10, 6430992), (12, 5359160), (15, 4287328), (16, 4019370), (20, 3215496), (24, 2679580), (30, 2143664), (32, 2009685), (40, 1607748), (48, 1339790), (60, 1071832), (80, 803874), (96, 669895), (120, 535916), (160, 401937), (240, 267958), (480, 133979)]