61784880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257437}}^1$

素因数の和:257453

約数の個数: 40

約数和(自身を含む): 191533872

約数和(自身を除く): 129748992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257437, 514874, 772311, 1029748, 1287185, 1544622, 2059496, 2574370, 3089244, 3861555, 4118992, 5148740, 6178488, 7723110, 10297480, 12356976, 15446220, 20594960, 30892440, 61784880]

約数ペア:

[(1, 61784880), (2, 30892440), (3, 20594960), (4, 15446220), (5, 12356976), (6, 10297480), (8, 7723110), (10, 6178488), (12, 5148740), (15, 4118992), (16, 3861555), (20, 3089244), (24, 2574370), (30, 2059496), (40, 1544622), (48, 1287185), (60, 1029748), (80, 772311), (120, 514874), (240, 257437)]