155438520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1295321}}^1$

素因数の和:1295335

約数の個数: 32

約数和(自身を含む): 466315920

約数和(自身を除く): 310877400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1295321, 2590642, 3885963, 5181284, 6476605, 7771926, 10362568, 12953210, 15543852, 19429815, 25906420, 31087704, 38859630, 51812840, 77719260, 155438520]

約数ペア:

[(1, 155438520), (2, 77719260), (3, 51812840), (4, 38859630), (5, 31087704), (6, 25906420), (8, 19429815), (10, 15543852), (12, 12953210), (15, 10362568), (20, 7771926), (24, 6476605), (30, 5181284), (40, 3885963), (60, 2590642), (120, 1295321)]