81176880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{338237}}^1$

素因数の和:338253

約数の個数: 40

約数和(自身を含む): 251649072

約数和(自身を除く): 170472192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 338237, 676474, 1014711, 1352948, 1691185, 2029422, 2705896, 3382370, 4058844, 5073555, 5411792, 6764740, 8117688, 10147110, 13529480, 16235376, 20294220, 27058960, 40588440, 81176880]

約数ペア:

[(1, 81176880), (2, 40588440), (3, 27058960), (4, 20294220), (5, 16235376), (6, 13529480), (8, 10147110), (10, 8117688), (12, 6764740), (15, 5411792), (16, 5073555), (20, 4058844), (24, 3382370), (30, 2705896), (40, 2029422), (48, 1691185), (60, 1352948), (80, 1014711), (120, 676474), (240, 338237)]