206800720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9007}}^1$

素因数の和:9068

約数の個数: 80

約数和(自身を含む): 562963968

約数和(自身を除く): 356163248

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, 9007, 11480, 18014, 22960, 36028, 45035, 63049, 72056, 90070, 126098, 144112, 180140, 252196, 315245, 360280, 369287, 504392, 630490, 720560, 738574, 1008784, 1260980, 1477148, 1846435, 2521960, 2585009, 2954296, 3692870, 5043920, 5170018, 5908592, 7385740, 10340036, 12925045, 14771480, 20680072, 25850090, 29542960, 41360144, 51700180, 103400360, 206800720]

約数ペア:

[(1, 206800720), (2, 103400360), (4, 51700180), (5, 41360144), (7, 29542960), (8, 25850090), (10, 20680072), (14, 14771480), (16, 12925045), (20, 10340036), (28, 7385740), (35, 5908592), (40, 5170018), (41, 5043920), (56, 3692870), (70, 2954296), (80, 2585009), (82, 2521960), (112, 1846435), (140, 1477148), (164, 1260980), (205, 1008784), (280, 738574), (287, 720560), (328, 630490), (410, 504392), (560, 369287), (574, 360280), (656, 315245), (820, 252196), (1148, 180140), (1435, 144112), (1640, 126098), (2296, 90070), (2870, 72056), (3280, 63049), (4592, 45035), (5740, 36028), (9007, 22960), (11480, 18014)]