81270120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3037}}^1$

素因数の和:3274

約数の個数: 64

約数和(自身を含む): 244984320

約数和(自身を除く): 163714200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 223, 446, 669, 892, 1115, 1338, 1784, 2230, 2676, 3037, 3345, 4460, 5352, 6074, 6690, 8920, 9111, 12148, 13380, 15185, 18222, 24296, 26760, 30370, 36444, 45555, 60740, 72888, 91110, 121480, 182220, 364440, 677251, 1354502, 2031753, 2709004, 3386255, 4063506, 5418008, 6772510, 8127012, 10158765, 13545020, 16254024, 20317530, 27090040, 40635060, 81270120]

約数ペア:

[(1, 81270120), (2, 40635060), (3, 27090040), (4, 20317530), (5, 16254024), (6, 13545020), (8, 10158765), (10, 8127012), (12, 6772510), (15, 5418008), (20, 4063506), (24, 3386255), (30, 2709004), (40, 2031753), (60, 1354502), (120, 677251), (223, 364440), (446, 182220), (669, 121480), (892, 91110), (1115, 72888), (1338, 60740), (1784, 45555), (2230, 36444), (2676, 30370), (3037, 26760), (3345, 24296), (4460, 18222), (5352, 15185), (6074, 13380), (6690, 12148), (8920, 9111)]