77886660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1298111}}^1$

素因数の和:1298123

約数の個数: 24

約数和(自身を含む): 218082816

約数和(自身を除く): 140196156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1298111, 2596222, 3894333, 5192444, 6490555, 7788666, 12981110, 15577332, 19471665, 25962220, 38943330, 77886660]

約数ペア:

[(1, 77886660), (2, 38943330), (3, 25962220), (4, 19471665), (5, 15577332), (6, 12981110), (10, 7788666), (12, 6490555), (15, 5192444), (20, 3894333), (30, 2596222), (60, 1298111)]