240278760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{667441}}^1$

素因数の和:667458

約数の個数: 48

約数和(自身を含む): 780907140

約数和(自身を除く): 540628380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 667441, 1334882, 2002323, 2669764, 3337205, 4004646, 5339528, 6006969, 6674410, 8009292, 10011615, 12013938, 13348820, 16018584, 20023230, 24027876, 26697640, 30034845, 40046460, 48055752, 60069690, 80092920, 120139380, 240278760]

約数ペア:

[(1, 240278760), (2, 120139380), (3, 80092920), (4, 60069690), (5, 48055752), (6, 40046460), (8, 30034845), (9, 26697640), (10, 24027876), (12, 20023230), (15, 16018584), (18, 13348820), (20, 12013938), (24, 10011615), (30, 8009292), (36, 6674410), (40, 6006969), (45, 5339528), (60, 4004646), (72, 3337205), (90, 2669764), (120, 2002323), (180, 1334882), (360, 667441)]