8720670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 24178176

約数和(自身を除く): 15457506

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 131, 210, 262, 317, 393, 634, 655, 786, 917, 951, 1310, 1585, 1834, 1902, 1965, 2219, 2751, 3170, 3930, 4438, 4585, 4755, 5502, 6657, 9170, 9510, 11095, 13314, 13755, 22190, 27510, 33285, 41527, 66570, 83054, 124581, 207635, 249162, 290689, 415270, 581378, 622905, 872067, 1245810, 1453445, 1744134, 2906890, 4360335, 8720670]

約数ペア:

[(1, 8720670), (2, 4360335), (3, 2906890), (5, 1744134), (6, 1453445), (7, 1245810), (10, 872067), (14, 622905), (15, 581378), (21, 415270), (30, 290689), (35, 249162), (42, 207635), (70, 124581), (105, 83054), (131, 66570), (210, 41527), (262, 33285), (317, 27510), (393, 22190), (634, 13755), (655, 13314), (786, 11095), (917, 9510), (951, 9170), (1310, 6657), (1585, 5502), (1834, 4755), (1902, 4585), (1965, 4438), (2219, 3930), (2751, 3170)]