255208020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4253467}}^1$

素因数の和:4253479

約数の個数: 24

約数和(自身を含む): 714582624

約数和(自身を除く): 459374604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4253467, 8506934, 12760401, 17013868, 21267335, 25520802, 42534670, 51041604, 63802005, 85069340, 127604010, 255208020]

約数ペア:

[(1, 255208020), (2, 127604010), (3, 85069340), (4, 63802005), (5, 51041604), (6, 42534670), (10, 25520802), (12, 21267335), (15, 17013868), (20, 12760401), (30, 8506934), (60, 4253467)]