64278780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1071313}}^1$

素因数の和:1071325

約数の個数: 24

約数和(自身を含む): 179980752

約数和(自身を除く): 115701972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1071313, 2142626, 3213939, 4285252, 5356565, 6427878, 10713130, 12855756, 16069695, 21426260, 32139390, 64278780]

約数ペア:

[(1, 64278780), (2, 32139390), (3, 21426260), (4, 16069695), (5, 12855756), (6, 10713130), (10, 6427878), (12, 5356565), (15, 4285252), (20, 3213939), (30, 2142626), (60, 1071313)]