78709080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{655909}}^1$

素因数の和:655923

約数の個数: 32

約数和(自身を含む): 236127600

約数和(自身を除く): 157418520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 655909, 1311818, 1967727, 2623636, 3279545, 3935454, 5247272, 6559090, 7870908, 9838635, 13118180, 15741816, 19677270, 26236360, 39354540, 78709080]

約数ペア:

[(1, 78709080), (2, 39354540), (3, 26236360), (4, 19677270), (5, 15741816), (6, 13118180), (8, 9838635), (10, 7870908), (12, 6559090), (15, 5247272), (20, 3935454), (24, 3279545), (30, 2623636), (40, 1967727), (60, 1311818), (120, 655909)]