131856540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2197609}}^1$

素因数の和:2197621

約数の個数: 24

約数和(自身を含む): 369198480

約数和(自身を除く): 237341940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2197609, 4395218, 6592827, 8790436, 10988045, 13185654, 21976090, 26371308, 32964135, 43952180, 65928270, 131856540]

約数ペア:

[(1, 131856540), (2, 65928270), (3, 43952180), (4, 32964135), (5, 26371308), (6, 21976090), (10, 13185654), (12, 10988045), (15, 8790436), (20, 6592827), (30, 4395218), (60, 2197609)]