66776880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{278237}}^1$

素因数の和:278253

約数の個数: 40

約数和(自身を含む): 207009072

約数和(自身を除く): 140232192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 278237, 556474, 834711, 1112948, 1391185, 1669422, 2225896, 2782370, 3338844, 4173555, 4451792, 5564740, 6677688, 8347110, 11129480, 13355376, 16694220, 22258960, 33388440, 66776880]

約数ペア:

[(1, 66776880), (2, 33388440), (3, 22258960), (4, 16694220), (5, 13355376), (6, 11129480), (8, 8347110), (10, 6677688), (12, 5564740), (15, 4451792), (16, 4173555), (20, 3338844), (24, 2782370), (30, 2225896), (40, 1669422), (48, 1391185), (60, 1112948), (80, 834711), (120, 556474), (240, 278237)]