215985240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{599959}}^1$

素因数の和:599976

約数の個数: 48

約数和(自身を含む): 701953200

約数和(自身を除く): 485967960

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, 599959, 1199918, 1799877, 2399836, 2999795, 3599754, 4799672, 5399631, 5999590, 7199508, 8999385, 10799262, 11999180, 14399016, 17998770, 21598524, 23998360, 26998155, 35997540, 43197048, 53996310, 71995080, 107992620, 215985240]

約数ペア:

[(1, 215985240), (2, 107992620), (3, 71995080), (4, 53996310), (5, 43197048), (6, 35997540), (8, 26998155), (9, 23998360), (10, 21598524), (12, 17998770), (15, 14399016), (18, 11999180), (20, 10799262), (24, 8999385), (30, 7199508), (36, 5999590), (40, 5399631), (45, 4799672), (60, 3599754), (72, 2999795), (90, 2399836), (120, 1799877), (180, 1199918), (360, 599959)]