68915640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{574297}}^1$

素因数の和:574311

約数の個数: 32

約数和(自身を含む): 206747280

約数和(自身を除く): 137831640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 574297, 1148594, 1722891, 2297188, 2871485, 3445782, 4594376, 5742970, 6891564, 8614455, 11485940, 13783128, 17228910, 22971880, 34457820, 68915640]

約数ペア:

[(1, 68915640), (2, 34457820), (3, 22971880), (4, 17228910), (5, 13783128), (6, 11485940), (8, 8614455), (10, 6891564), (12, 5742970), (15, 4594376), (20, 3445782), (24, 2871485), (30, 2297188), (40, 1722891), (60, 1148594), (120, 574297)]