78560940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1309349}}^1$

素因数の和:1309361

約数の個数: 24

約数和(自身を含む): 219970800

約数和(自身を除く): 141409860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1309349, 2618698, 3928047, 5237396, 6546745, 7856094, 13093490, 15712188, 19640235, 26186980, 39280470, 78560940]

約数ペア:

[(1, 78560940), (2, 39280470), (3, 26186980), (4, 19640235), (5, 15712188), (6, 13093490), (10, 7856094), (12, 6546745), (15, 5237396), (20, 3928047), (30, 2618698), (60, 1309349)]