78268020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{7207}}^1$

素因数の和:7400

約数の個数: 48

約数和(自身を含む): 220391808

約数和(自身を除く): 142123788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1810, 2172, 2715, 3620, 5430, 7207, 10860, 14414, 21621, 28828, 36035, 43242, 72070, 86484, 108105, 144140, 216210, 432420, 1304467, 2608934, 3913401, 5217868, 6522335, 7826802, 13044670, 15653604, 19567005, 26089340, 39134010, 78268020]

約数ペア:

[(1, 78268020), (2, 39134010), (3, 26089340), (4, 19567005), (5, 15653604), (6, 13044670), (10, 7826802), (12, 6522335), (15, 5217868), (20, 3913401), (30, 2608934), (60, 1304467), (181, 432420), (362, 216210), (543, 144140), (724, 108105), (905, 86484), (1086, 72070), (1810, 43242), (2172, 36035), (2715, 28828), (3620, 21621), (5430, 14414), (7207, 10860)]