66778980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1112983}}^1$

素因数の和:1112995

約数の個数: 24

約数和(自身を含む): 186981312

約数和(自身を除く): 120202332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1112983, 2225966, 3338949, 4451932, 5564915, 6677898, 11129830, 13355796, 16694745, 22259660, 33389490, 66778980]

約数ペア:

[(1, 66778980), (2, 33389490), (3, 22259660), (4, 16694745), (5, 13355796), (6, 11129830), (10, 6677898), (12, 5564915), (15, 4451932), (20, 3338949), (30, 2225966), (60, 1112983)]