78167640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{651397}}^1$

素因数の和:651411

約数の個数: 32

約数和(自身を含む): 234503280

約数和(自身を除く): 156335640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 651397, 1302794, 1954191, 2605588, 3256985, 3908382, 5211176, 6513970, 7816764, 9770955, 13027940, 15633528, 19541910, 26055880, 39083820, 78167640]

約数ペア:

[(1, 78167640), (2, 39083820), (3, 26055880), (4, 19541910), (5, 15633528), (6, 13027940), (8, 9770955), (10, 7816764), (12, 6513970), (15, 5211176), (20, 3908382), (24, 3256985), (30, 2605588), (40, 1954191), (60, 1302794), (120, 651397)]