78241740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1304029}}^1$

素因数の和:1304041

約数の個数: 24

約数和(自身を含む): 219077040

約数和(自身を除く): 140835300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1304029, 2608058, 3912087, 5216116, 6520145, 7824174, 13040290, 15648348, 19560435, 26080580, 39120870, 78241740]

約数ペア:

[(1, 78241740), (2, 39120870), (3, 26080580), (4, 19560435), (5, 15648348), (6, 13040290), (10, 7824174), (12, 6520145), (15, 5216116), (20, 3912087), (30, 2608058), (60, 1304029)]