66461880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{553849}}^1$

素因数の和:553863

約数の個数: 32

約数和(自身を含む): 199386000

約数和(自身を除く): 132924120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 553849, 1107698, 1661547, 2215396, 2769245, 3323094, 4430792, 5538490, 6646188, 8307735, 11076980, 13292376, 16615470, 22153960, 33230940, 66461880]

約数ペア:

[(1, 66461880), (2, 33230940), (3, 22153960), (4, 16615470), (5, 13292376), (6, 11076980), (8, 8307735), (10, 6646188), (12, 5538490), (15, 4430792), (20, 3323094), (24, 2769245), (30, 2215396), (40, 1661547), (60, 1107698), (120, 553849)]