78711180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1311853}}^1$

素因数の和:1311865

約数の個数: 24

約数和(自身を含む): 220391472

約数和(自身を除く): 141680292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1311853, 2623706, 3935559, 5247412, 6559265, 7871118, 13118530, 15742236, 19677795, 26237060, 39355590, 78711180]

約数ペア:

[(1, 78711180), (2, 39355590), (3, 26237060), (4, 19677795), (5, 15742236), (6, 13118530), (10, 7871118), (12, 6559265), (15, 5247412), (20, 3935559), (30, 2623706), (60, 1311853)]