80778840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{673157}}^1$

素因数の和:673171

約数の個数: 32

約数和(自身を含む): 242336880

約数和(自身を除く): 161558040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 673157, 1346314, 2019471, 2692628, 3365785, 4038942, 5385256, 6731570, 8077884, 10097355, 13463140, 16155768, 20194710, 26926280, 40389420, 80778840]

約数ペア:

[(1, 80778840), (2, 40389420), (3, 26926280), (4, 20194710), (5, 16155768), (6, 13463140), (8, 10097355), (10, 8077884), (12, 6731570), (15, 5385256), (20, 4038942), (24, 3365785), (30, 2692628), (40, 2019471), (60, 1346314), (120, 673157)]