210162920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{7129}}^1$

素因数の和:7218

約数の個数: 64

約数和(自身を含む): 523627200

約数和(自身を除く): 313464280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 5896, 7129, 7370, 14258, 14740, 28516, 29480, 35645, 57032, 71290, 78419, 142580, 156838, 285160, 313676, 392095, 477643, 627352, 784190, 955286, 1568380, 1910572, 2388215, 3136760, 3821144, 4776430, 5254073, 9552860, 10508146, 19105720, 21016292, 26270365, 42032584, 52540730, 105081460, 210162920]

約数ペア:

[(1, 210162920), (2, 105081460), (4, 52540730), (5, 42032584), (8, 26270365), (10, 21016292), (11, 19105720), (20, 10508146), (22, 9552860), (40, 5254073), (44, 4776430), (55, 3821144), (67, 3136760), (88, 2388215), (110, 1910572), (134, 1568380), (220, 955286), (268, 784190), (335, 627352), (440, 477643), (536, 392095), (670, 313676), (737, 285160), (1340, 156838), (1474, 142580), (2680, 78419), (2948, 71290), (3685, 57032), (5896, 35645), (7129, 29480), (7370, 28516), (14258, 14740)]