31390804920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1094519}}^1$

素因数の和:1094772

約数の個数: 64

約数和(自身を含む): 94566528000

約数和(自身を除く): 63175723080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 4780, 5736, 7170, 9560, 14340, 28680, 1094519, 2189038, 3283557, 4378076, 5472595, 6567114, 8756152, 10945190, 13134228, 16417785, 21890380, 26268456, 32835570, 43780760, 65671140, 131342280, 261590041, 523180082, 784770123, 1046360164, 1307950205, 1569540246, 2092720328, 2615900410, 3139080492, 3923850615, 5231800820, 6278160984, 7847701230, 10463601640, 15695402460, 31390804920]

約数ペア:

[(1, 31390804920), (2, 15695402460), (3, 10463601640), (4, 7847701230), (5, 6278160984), (6, 5231800820), (8, 3923850615), (10, 3139080492), (12, 2615900410), (15, 2092720328), (20, 1569540246), (24, 1307950205), (30, 1046360164), (40, 784770123), (60, 523180082), (120, 261590041), (239, 131342280), (478, 65671140), (717, 43780760), (956, 32835570), (1195, 26268456), (1434, 21890380), (1912, 16417785), (2390, 13134228), (2868, 10945190), (3585, 8756152), (4780, 6567114), (5736, 5472595), (7170, 4378076), (9560, 3283557), (14340, 2189038), (28680, 1094519)]