78710820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1311847}}^1$

素因数の和:1311859

約数の個数: 24

約数和(自身を含む): 220390464

約数和(自身を除く): 141679644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1311847, 2623694, 3935541, 5247388, 6559235, 7871082, 13118470, 15742164, 19677705, 26236940, 39355410, 78710820]

約数ペア:

[(1, 78710820), (2, 39355410), (3, 26236940), (4, 19677705), (5, 15742164), (6, 13118470), (10, 7871082), (12, 6559235), (15, 5247388), (20, 3935541), (30, 2623694), (60, 1311847)]