30680480

素因数分解:

$2^5\times 5^1\times {\mathrm{337}}^1\times {\mathrm{569}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 72825480

約数和(自身を除く): 42145000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 337, 569, 674, 1138, 1348, 1685, 2276, 2696, 2845, 3370, 4552, 5392, 5690, 6740, 9104, 10784, 11380, 13480, 18208, 22760, 26960, 45520, 53920, 91040, 191753, 383506, 767012, 958765, 1534024, 1917530, 3068048, 3835060, 6136096, 7670120, 15340240, 30680480]

約数ペア:

[(1, 30680480), (2, 15340240), (4, 7670120), (5, 6136096), (8, 3835060), (10, 3068048), (16, 1917530), (20, 1534024), (32, 958765), (40, 767012), (80, 383506), (160, 191753), (337, 91040), (569, 53920), (674, 45520), (1138, 26960), (1348, 22760), (1685, 18208), (2276, 13480), (2696, 11380), (2845, 10784), (3370, 9104), (4552, 6740), (5392, 5690)]