215511312

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2423}}^1$

素因数の和:2560

約数の個数: 80

約数和(自身を含む): 595140480

約数和(自身を除く): 379629168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 109, 136, 204, 218, 272, 327, 408, 436, 654, 816, 872, 1308, 1744, 1853, 2423, 2616, 3706, 4846, 5232, 5559, 7269, 7412, 9692, 11118, 14538, 14824, 19384, 22236, 29076, 29648, 38768, 41191, 44472, 58152, 82382, 88944, 116304, 123573, 164764, 247146, 264107, 329528, 494292, 528214, 659056, 792321, 988584, 1056428, 1584642, 1977168, 2112856, 3169284, 4225712, 4489819, 6338568, 8979638, 12677136, 13469457, 17959276, 26938914, 35918552, 53877828, 71837104, 107755656, 215511312]

約数ペア:

[(1, 215511312), (2, 107755656), (3, 71837104), (4, 53877828), (6, 35918552), (8, 26938914), (12, 17959276), (16, 13469457), (17, 12677136), (24, 8979638), (34, 6338568), (48, 4489819), (51, 4225712), (68, 3169284), (102, 2112856), (109, 1977168), (136, 1584642), (204, 1056428), (218, 988584), (272, 792321), (327, 659056), (408, 528214), (436, 494292), (654, 329528), (816, 264107), (872, 247146), (1308, 164764), (1744, 123573), (1853, 116304), (2423, 88944), (2616, 82382), (3706, 58152), (4846, 44472), (5232, 41191), (5559, 38768), (7269, 29648), (7412, 29076), (9692, 22236), (11118, 19384), (14538, 14824)]