631488760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{6389}}^1$

素因数の和:6760

約数の個数: 64

約数和(自身を含む): 1628683200

約数和(自身を除く): 997194440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 353, 706, 1412, 1765, 2471, 2824, 3530, 4942, 6389, 7060, 9884, 12355, 12778, 14120, 19768, 24710, 25556, 31945, 44723, 49420, 51112, 63890, 89446, 98840, 127780, 178892, 223615, 255560, 357784, 447230, 894460, 1788920, 2255317, 4510634, 9021268, 11276585, 15787219, 18042536, 22553170, 31574438, 45106340, 63148876, 78936095, 90212680, 126297752, 157872190, 315744380, 631488760]

約数ペア:

[(1, 631488760), (2, 315744380), (4, 157872190), (5, 126297752), (7, 90212680), (8, 78936095), (10, 63148876), (14, 45106340), (20, 31574438), (28, 22553170), (35, 18042536), (40, 15787219), (56, 11276585), (70, 9021268), (140, 4510634), (280, 2255317), (353, 1788920), (706, 894460), (1412, 447230), (1765, 357784), (2471, 255560), (2824, 223615), (3530, 178892), (4942, 127780), (6389, 98840), (7060, 89446), (9884, 63890), (12355, 51112), (12778, 49420), (14120, 44723), (19768, 31945), (24710, 25556)]