199189480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17351}}^1$

素因数の和:17410

約数の個数: 64

約数和(自身を含む): 524724480

約数和(自身を除く): 325535000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 11480, 17351, 34702, 69404, 86755, 121457, 138808, 173510, 242914, 347020, 485828, 607285, 694040, 711391, 971656, 1214570, 1422782, 2429140, 2845564, 3556955, 4858280, 4979737, 5691128, 7113910, 9959474, 14227820, 19918948, 24898685, 28455640, 39837896, 49797370, 99594740, 199189480]

約数ペア:

[(1, 199189480), (2, 99594740), (4, 49797370), (5, 39837896), (7, 28455640), (8, 24898685), (10, 19918948), (14, 14227820), (20, 9959474), (28, 7113910), (35, 5691128), (40, 4979737), (41, 4858280), (56, 3556955), (70, 2845564), (82, 2429140), (140, 1422782), (164, 1214570), (205, 971656), (280, 711391), (287, 694040), (328, 607285), (410, 485828), (574, 347020), (820, 242914), (1148, 173510), (1435, 138808), (1640, 121457), (2296, 86755), (2870, 69404), (5740, 34702), (11480, 17351)]