217326480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{129361}}^1$

素因数の和:129384

約数の個数: 80

約数和(自身を含む): 769962624

約数和(自身を除く): 552636144

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 129361, 258722, 388083, 517444, 646805, 776166, 905527, 1034888, 1293610, 1552332, 1811054, 1940415, 2069776, 2587220, 2716581, 3104664, 3622108, 3880830, 4527635, 5174440, 5433162, 6209328, 7244216, 7761660, 9055270, 10348880, 10866324, 13582905, 14488432, 15523320, 18110540, 21732648, 27165810, 31046640, 36221080, 43465296, 54331620, 72442160, 108663240, 217326480]

約数ペア:

[(1, 217326480), (2, 108663240), (3, 72442160), (4, 54331620), (5, 43465296), (6, 36221080), (7, 31046640), (8, 27165810), (10, 21732648), (12, 18110540), (14, 15523320), (15, 14488432), (16, 13582905), (20, 10866324), (21, 10348880), (24, 9055270), (28, 7761660), (30, 7244216), (35, 6209328), (40, 5433162), (42, 5174440), (48, 4527635), (56, 3880830), (60, 3622108), (70, 3104664), (80, 2716581), (84, 2587220), (105, 2069776), (112, 1940415), (120, 1811054), (140, 1552332), (168, 1293610), (210, 1034888), (240, 905527), (280, 776166), (336, 646805), (420, 517444), (560, 388083), (840, 258722), (1680, 129361)]