78878760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{657323}}^1$

素因数の和:657337

約数の個数: 32

約数和(自身を含む): 236636640

約数和(自身を除く): 157757880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 657323, 1314646, 1971969, 2629292, 3286615, 3943938, 5258584, 6573230, 7887876, 9859845, 13146460, 15775752, 19719690, 26292920, 39439380, 78878760]

約数ペア:

[(1, 78878760), (2, 39439380), (3, 26292920), (4, 19719690), (5, 15775752), (6, 13146460), (8, 9859845), (10, 7887876), (12, 6573230), (15, 5258584), (20, 3943938), (24, 3286615), (30, 2629292), (40, 1971969), (60, 1314646), (120, 657323)]