221558520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1846321}}^1$

素因数の和:1846335

約数の個数: 32

約数和(自身を含む): 664675920

約数和(自身を除く): 443117400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1846321, 3692642, 5538963, 7385284, 9231605, 11077926, 14770568, 18463210, 22155852, 27694815, 36926420, 44311704, 55389630, 73852840, 110779260, 221558520]

約数ペア:

[(1, 221558520), (2, 110779260), (3, 73852840), (4, 55389630), (5, 44311704), (6, 36926420), (8, 27694815), (10, 22155852), (12, 18463210), (15, 14770568), (20, 11077926), (24, 9231605), (30, 7385284), (40, 5538963), (60, 3692642), (120, 1846321)]