252560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:72

約数の個数: 80

約数和(自身を含む): 749952

約数和(自身を除く): 497392

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 41, 44, 55, 56, 70, 77, 80, 82, 88, 110, 112, 140, 154, 164, 176, 205, 220, 280, 287, 308, 328, 385, 410, 440, 451, 560, 574, 616, 656, 770, 820, 880, 902, 1148, 1232, 1435, 1540, 1640, 1804, 2255, 2296, 2870, 3080, 3157, 3280, 3608, 4510, 4592, 5740, 6160, 6314, 7216, 9020, 11480, 12628, 15785, 18040, 22960, 25256, 31570, 36080, 50512, 63140, 126280, 252560]

約数ペア:

[(1, 252560), (2, 126280), (4, 63140), (5, 50512), (7, 36080), (8, 31570), (10, 25256), (11, 22960), (14, 18040), (16, 15785), (20, 12628), (22, 11480), (28, 9020), (35, 7216), (40, 6314), (41, 6160), (44, 5740), (55, 4592), (56, 4510), (70, 3608), (77, 3280), (80, 3157), (82, 3080), (88, 2870), (110, 2296), (112, 2255), (140, 1804), (154, 1640), (164, 1540), (176, 1435), (205, 1232), (220, 1148), (280, 902), (287, 880), (308, 820), (328, 770), (385, 656), (410, 616), (440, 574), (451, 560)]