77864880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{324437}}^1$

素因数の和:324453

約数の個数: 40

約数和(自身を含む): 241381872

約数和(自身を除く): 163516992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 324437, 648874, 973311, 1297748, 1622185, 1946622, 2595496, 3244370, 3893244, 4866555, 5190992, 6488740, 7786488, 9733110, 12977480, 15572976, 19466220, 25954960, 38932440, 77864880]

約数ペア:

[(1, 77864880), (2, 38932440), (3, 25954960), (4, 19466220), (5, 15572976), (6, 12977480), (8, 9733110), (10, 7786488), (12, 6488740), (15, 5190992), (16, 4866555), (20, 3893244), (24, 3244370), (30, 2595496), (40, 1946622), (48, 1622185), (60, 1297748), (80, 973311), (120, 648874), (240, 324437)]