488220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 1397760

約数和(自身を除く): 909540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 103, 158, 206, 237, 309, 316, 395, 412, 474, 515, 618, 790, 948, 1030, 1185, 1236, 1545, 1580, 2060, 2370, 3090, 4740, 6180, 8137, 16274, 24411, 32548, 40685, 48822, 81370, 97644, 122055, 162740, 244110, 488220]

約数ペア:

[(1, 488220), (2, 244110), (3, 162740), (4, 122055), (5, 97644), (6, 81370), (10, 48822), (12, 40685), (15, 32548), (20, 24411), (30, 16274), (60, 8137), (79, 6180), (103, 4740), (158, 3090), (206, 2370), (237, 2060), (309, 1580), (316, 1545), (395, 1236), (412, 1185), (474, 1030), (515, 948), (618, 790)]