289318960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12601}}^1$

素因数の和:12662

約数の個数: 80

約数和(自身を含む): 787574592

約数和(自身を除く): 498255632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 11480, 12601, 22960, 25202, 50404, 63005, 88207, 100808, 126010, 176414, 201616, 252020, 352828, 441035, 504040, 516641, 705656, 882070, 1008080, 1033282, 1411312, 1764140, 2066564, 2583205, 3528280, 3616487, 4133128, 5166410, 7056560, 7232974, 8266256, 10332820, 14465948, 18082435, 20665640, 28931896, 36164870, 41331280, 57863792, 72329740, 144659480, 289318960]

約数ペア:

[(1, 289318960), (2, 144659480), (4, 72329740), (5, 57863792), (7, 41331280), (8, 36164870), (10, 28931896), (14, 20665640), (16, 18082435), (20, 14465948), (28, 10332820), (35, 8266256), (40, 7232974), (41, 7056560), (56, 5166410), (70, 4133128), (80, 3616487), (82, 3528280), (112, 2583205), (140, 2066564), (164, 1764140), (205, 1411312), (280, 1033282), (287, 1008080), (328, 882070), (410, 705656), (560, 516641), (574, 504040), (656, 441035), (820, 352828), (1148, 252020), (1435, 201616), (1640, 176414), (2296, 126010), (2870, 100808), (3280, 88207), (4592, 63005), (5740, 50404), (11480, 25202), (12601, 22960)]