138502620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{769459}}^1$

素因数の和:769474

約数の個数: 36

約数和(自身を含む): 420125160

約数和(自身を除く): 281622540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 769459, 1538918, 2308377, 3077836, 3847295, 4616754, 6925131, 7694590, 9233508, 11541885, 13850262, 15389180, 23083770, 27700524, 34625655, 46167540, 69251310, 138502620]

約数ペア:

[(1, 138502620), (2, 69251310), (3, 46167540), (4, 34625655), (5, 27700524), (6, 23083770), (9, 15389180), (10, 13850262), (12, 11541885), (15, 9233508), (18, 7694590), (20, 6925131), (30, 4616754), (36, 3847295), (45, 3077836), (60, 2308377), (90, 1538918), (180, 769459)]