66994680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{558289}}^1$

素因数の和:558303

約数の個数: 32

約数和(自身を含む): 200984400

約数和(自身を除く): 133989720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 558289, 1116578, 1674867, 2233156, 2791445, 3349734, 4466312, 5582890, 6699468, 8374335, 11165780, 13398936, 16748670, 22331560, 33497340, 66994680]

約数ペア:

[(1, 66994680), (2, 33497340), (3, 22331560), (4, 16748670), (5, 13398936), (6, 11165780), (8, 8374335), (10, 6699468), (12, 5582890), (15, 4466312), (20, 3349734), (24, 2791445), (30, 2233156), (40, 1674867), (60, 1116578), (120, 558289)]