78865980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1314433}}^1$

素因数の和:1314445

約数の個数: 24

約数和(自身を含む): 220824912

約数和(自身を除く): 141958932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1314433, 2628866, 3943299, 5257732, 6572165, 7886598, 13144330, 15773196, 19716495, 26288660, 39432990, 78865980]

約数ペア:

[(1, 78865980), (2, 39432990), (3, 26288660), (4, 19716495), (5, 15773196), (6, 13144330), (10, 7886598), (12, 6572165), (15, 5257732), (20, 3943299), (30, 2628866), (60, 1314433)]