71856840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{54437}}^1$

素因数の和:54462

約数の個数: 64

約数和(自身を含む): 235172160

約数和(自身を除く): 163315320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 54437, 108874, 163311, 217748, 272185, 326622, 435496, 544370, 598807, 653244, 816555, 1088740, 1197614, 1306488, 1633110, 1796421, 2177480, 2395228, 2994035, 3266220, 3592842, 4790456, 5988070, 6532440, 7185684, 8982105, 11976140, 14371368, 17964210, 23952280, 35928420, 71856840]

約数ペア:

[(1, 71856840), (2, 35928420), (3, 23952280), (4, 17964210), (5, 14371368), (6, 11976140), (8, 8982105), (10, 7185684), (11, 6532440), (12, 5988070), (15, 4790456), (20, 3592842), (22, 3266220), (24, 2994035), (30, 2395228), (33, 2177480), (40, 1796421), (44, 1633110), (55, 1306488), (60, 1197614), (66, 1088740), (88, 816555), (110, 653244), (120, 598807), (132, 544370), (165, 435496), (220, 326622), (264, 272185), (330, 217748), (440, 163311), (660, 108874), (1320, 54437)]