78246660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1304111}}^1$

素因数の和:1304123

約数の個数: 24

約数和(自身を含む): 219090816

約数和(自身を除く): 140844156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1304111, 2608222, 3912333, 5216444, 6520555, 7824666, 13041110, 15649332, 19561665, 26082220, 39123330, 78246660]

約数ペア:

[(1, 78246660), (2, 39123330), (3, 26082220), (4, 19561665), (5, 15649332), (6, 13041110), (10, 7824666), (12, 6520555), (15, 5216444), (20, 3912333), (30, 2608222), (60, 1304111)]