78165840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{325691}}^1$

素因数の和:325707

約数の個数: 40

約数和(自身を含む): 242314848

約数和(自身を除く): 164149008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 325691, 651382, 977073, 1302764, 1628455, 1954146, 2605528, 3256910, 3908292, 4885365, 5211056, 6513820, 7816584, 9770730, 13027640, 15633168, 19541460, 26055280, 39082920, 78165840]

約数ペア:

[(1, 78165840), (2, 39082920), (3, 26055280), (4, 19541460), (5, 15633168), (6, 13027640), (8, 9770730), (10, 7816584), (12, 6513820), (15, 5211056), (16, 4885365), (20, 3908292), (24, 3256910), (30, 2605528), (40, 1954146), (48, 1628455), (60, 1302764), (80, 977073), (120, 651382), (240, 325691)]