161811660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2696861}}^1$

素因数の和:2696873

約数の個数: 24

約数和(自身を含む): 453072816

約数和(自身を除く): 291261156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2696861, 5393722, 8090583, 10787444, 13484305, 16181166, 26968610, 32362332, 40452915, 53937220, 80905830, 161811660]

約数ペア:

[(1, 161811660), (2, 80905830), (3, 53937220), (4, 40452915), (5, 32362332), (6, 26968610), (10, 16181166), (12, 13484305), (15, 10787444), (20, 8090583), (30, 5393722), (60, 2696861)]