129398760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{359441}}^1$

素因数の和:359458

約数の個数: 48

約数和(自身を含む): 420547140

約数和(自身を除く): 291148380

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, 359441, 718882, 1078323, 1437764, 1797205, 2156646, 2875528, 3234969, 3594410, 4313292, 5391615, 6469938, 7188820, 8626584, 10783230, 12939876, 14377640, 16174845, 21566460, 25879752, 32349690, 43132920, 64699380, 129398760]

約数ペア:

[(1, 129398760), (2, 64699380), (3, 43132920), (4, 32349690), (5, 25879752), (6, 21566460), (8, 16174845), (9, 14377640), (10, 12939876), (12, 10783230), (15, 8626584), (18, 7188820), (20, 6469938), (24, 5391615), (30, 4313292), (36, 3594410), (40, 3234969), (45, 2875528), (60, 2156646), (72, 1797205), (90, 1437764), (120, 1078323), (180, 718882), (360, 359441)]