77931780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1298863}}^1$

素因数の和:1298875

約数の個数: 24

約数和(自身を含む): 218209152

約数和(自身を除く): 140277372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1298863, 2597726, 3896589, 5195452, 6494315, 7793178, 12988630, 15586356, 19482945, 25977260, 38965890, 77931780]

約数ペア:

[(1, 77931780), (2, 38965890), (3, 25977260), (4, 19482945), (5, 15586356), (6, 12988630), (10, 7793178), (12, 6494315), (15, 5195452), (20, 3896589), (30, 2597726), (60, 1298863)]