129206940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2153449}}^1$

素因数の和:2153461

約数の個数: 24

約数和(自身を含む): 361779600

約数和(自身を除く): 232572660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2153449, 4306898, 6460347, 8613796, 10767245, 12920694, 21534490, 25841388, 32301735, 43068980, 64603470, 129206940]

約数ペア:

[(1, 129206940), (2, 64603470), (3, 43068980), (4, 32301735), (5, 25841388), (6, 21534490), (10, 12920694), (12, 10767245), (15, 8613796), (20, 6460347), (30, 4306898), (60, 2153449)]