206744880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{861437}}^1$

素因数の和:861453

約数の個数: 40

約数和(自身を含む): 640909872

約数和(自身を除く): 434164992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 861437, 1722874, 2584311, 3445748, 4307185, 5168622, 6891496, 8614370, 10337244, 12921555, 13782992, 17228740, 20674488, 25843110, 34457480, 41348976, 51686220, 68914960, 103372440, 206744880]

約数ペア:

[(1, 206744880), (2, 103372440), (3, 68914960), (4, 51686220), (5, 41348976), (6, 34457480), (8, 25843110), (10, 20674488), (12, 17228740), (15, 13782992), (16, 12921555), (20, 10337244), (24, 8614370), (30, 6891496), (40, 5168622), (48, 4307185), (60, 3445748), (80, 2584311), (120, 1722874), (240, 861437)]