77915280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{324647}}^1$

素因数の和:324663

約数の個数: 40

約数和(自身を含む): 241538112

約数和(自身を除く): 163622832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 324647, 649294, 973941, 1298588, 1623235, 1947882, 2597176, 3246470, 3895764, 4869705, 5194352, 6492940, 7791528, 9739410, 12985880, 15583056, 19478820, 25971760, 38957640, 77915280]

約数ペア:

[(1, 77915280), (2, 38957640), (3, 25971760), (4, 19478820), (5, 15583056), (6, 12985880), (8, 9739410), (10, 7791528), (12, 6492940), (15, 5194352), (16, 4869705), (20, 3895764), (24, 3246470), (30, 2597176), (40, 1947882), (48, 1623235), (60, 1298588), (80, 973941), (120, 649294), (240, 324647)]