72718980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1211983}}^1$

素因数の和:1211995

約数の個数: 24

約数和(自身を含む): 203613312

約数和(自身を除く): 130894332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1211983, 2423966, 3635949, 4847932, 6059915, 7271898, 12119830, 14543796, 18179745, 24239660, 36359490, 72718980]

約数ペア:

[(1, 72718980), (2, 36359490), (3, 24239660), (4, 18179745), (5, 14543796), (6, 12119830), (10, 7271898), (12, 6059915), (15, 4847932), (20, 3635949), (30, 2423966), (60, 1211983)]