131162580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{728681}}^1$

素因数の和:728696

約数の個数: 36

約数和(自身を含む): 397860372

約数和(自身を除く): 266697792

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 728681, 1457362, 2186043, 2914724, 3643405, 4372086, 6558129, 7286810, 8744172, 10930215, 13116258, 14573620, 21860430, 26232516, 32790645, 43720860, 65581290, 131162580]

約数ペア:

[(1, 131162580), (2, 65581290), (3, 43720860), (4, 32790645), (5, 26232516), (6, 21860430), (9, 14573620), (10, 13116258), (12, 10930215), (15, 8744172), (18, 7286810), (20, 6558129), (30, 4372086), (36, 3643405), (45, 2914724), (60, 2186043), (90, 1457362), (180, 728681)]