258756864

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19819}}^1$

素因数の和:19855

約数の個数: 72

約数和(自身を含む): 729217440

約数和(自身を除く): 470460576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 384, 408, 544, 768, 816, 1088, 1632, 2176, 3264, 4352, 6528, 13056, 19819, 39638, 59457, 79276, 118914, 158552, 237828, 317104, 336923, 475656, 634208, 673846, 951312, 1010769, 1268416, 1347692, 1902624, 2021538, 2536832, 2695384, 3805248, 4043076, 5073664, 5390768, 7610496, 8086152, 10781536, 15220992, 16172304, 21563072, 32344608, 43126144, 64689216, 86252288, 129378432, 258756864]

約数ペア:

[(1, 258756864), (2, 129378432), (3, 86252288), (4, 64689216), (6, 43126144), (8, 32344608), (12, 21563072), (16, 16172304), (17, 15220992), (24, 10781536), (32, 8086152), (34, 7610496), (48, 5390768), (51, 5073664), (64, 4043076), (68, 3805248), (96, 2695384), (102, 2536832), (128, 2021538), (136, 1902624), (192, 1347692), (204, 1268416), (256, 1010769), (272, 951312), (384, 673846), (408, 634208), (544, 475656), (768, 336923), (816, 317104), (1088, 237828), (1632, 158552), (2176, 118914), (3264, 79276), (4352, 59457), (6528, 39638), (13056, 19819)]