864151960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{30557}}^1$

素因数の和:30676

約数の個数: 64

約数和(自身を含む): 2244179520

約数和(自身を除く): 1380027560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 280, 404, 505, 707, 808, 1010, 1414, 2020, 2828, 3535, 4040, 5656, 7070, 14140, 28280, 30557, 61114, 122228, 152785, 213899, 244456, 305570, 427798, 611140, 855596, 1069495, 1222280, 1711192, 2138990, 3086257, 4277980, 6172514, 8555960, 12345028, 15431285, 21603799, 24690056, 30862570, 43207598, 61725140, 86415196, 108018995, 123450280, 172830392, 216037990, 432075980, 864151960]

約数ペア:

[(1, 864151960), (2, 432075980), (4, 216037990), (5, 172830392), (7, 123450280), (8, 108018995), (10, 86415196), (14, 61725140), (20, 43207598), (28, 30862570), (35, 24690056), (40, 21603799), (56, 15431285), (70, 12345028), (101, 8555960), (140, 6172514), (202, 4277980), (280, 3086257), (404, 2138990), (505, 1711192), (707, 1222280), (808, 1069495), (1010, 855596), (1414, 611140), (2020, 427798), (2828, 305570), (3535, 244456), (4040, 213899), (5656, 152785), (7070, 122228), (14140, 61114), (28280, 30557)]