320470666496

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{652339}}^1$

素因数の和:652475

約数の個数: 72

約数和(自身を含む): 680025309600

約数和(自身を除く): 359554643104

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 101, 128, 152, 202, 256, 304, 404, 608, 808, 1216, 1616, 1919, 2432, 3232, 3838, 4864, 6464, 7676, 12928, 15352, 25856, 30704, 61408, 122816, 245632, 491264, 652339, 1304678, 2609356, 5218712, 10437424, 12394441, 20874848, 24788882, 41749696, 49577764, 65886239, 83499392, 99155528, 131772478, 166998784, 198311056, 263544956, 396622112, 527089912, 793244224, 1054179824, 1251838541, 1586488448, 2108359648, 2503677082, 3172976896, 4216719296, 5007354164, 8433438592, 10014708328, 16866877184, 20029416656, 40058833312, 80117666624, 160235333248, 320470666496]

約数ペア:

[(1, 320470666496), (2, 160235333248), (4, 80117666624), (8, 40058833312), (16, 20029416656), (19, 16866877184), (32, 10014708328), (38, 8433438592), (64, 5007354164), (76, 4216719296), (101, 3172976896), (128, 2503677082), (152, 2108359648), (202, 1586488448), (256, 1251838541), (304, 1054179824), (404, 793244224), (608, 527089912), (808, 396622112), (1216, 263544956), (1616, 198311056), (1919, 166998784), (2432, 131772478), (3232, 99155528), (3838, 83499392), (4864, 65886239), (6464, 49577764), (7676, 41749696), (12928, 24788882), (15352, 20874848), (25856, 12394441), (30704, 10437424), (61408, 5218712), (122816, 2609356), (245632, 1304678), (491264, 652339)]