263336880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1097237}}^1$

素因数の和:1097253

約数の個数: 40

約数和(自身を含む): 816345072

約数和(自身を除く): 553008192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1097237, 2194474, 3291711, 4388948, 5486185, 6583422, 8777896, 10972370, 13166844, 16458555, 17555792, 21944740, 26333688, 32917110, 43889480, 52667376, 65834220, 87778960, 131668440, 263336880]

約数ペア:

[(1, 263336880), (2, 131668440), (3, 87778960), (4, 65834220), (5, 52667376), (6, 43889480), (8, 32917110), (10, 26333688), (12, 21944740), (15, 17555792), (16, 16458555), (20, 13166844), (24, 10972370), (30, 8777896), (40, 6583422), (48, 5486185), (60, 4388948), (80, 3291711), (120, 2194474), (240, 1097237)]