288929956

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2\times {\mathrm{89}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 618468480

約数和(自身を除く): 329538524

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 89, 92, 142, 161, 178, 284, 322, 356, 497, 623, 644, 994, 1246, 1633, 1988, 2047, 2492, 3266, 4094, 5041, 6319, 6532, 8188, 10082, 11431, 12638, 14329, 20164, 22862, 25276, 28658, 35287, 44233, 45724, 57316, 70574, 88466, 115943, 141148, 145337, 176932, 231886, 290674, 448649, 463772, 581348, 811601, 897298, 1017359, 1623202, 1794596, 2034718, 3140543, 3246404, 4069436, 6281086, 10318927, 12562172, 20637854, 41275708, 72232489, 144464978, 288929956]

約数ペア:

[(1, 288929956), (2, 144464978), (4, 72232489), (7, 41275708), (14, 20637854), (23, 12562172), (28, 10318927), (46, 6281086), (71, 4069436), (89, 3246404), (92, 3140543), (142, 2034718), (161, 1794596), (178, 1623202), (284, 1017359), (322, 897298), (356, 811601), (497, 581348), (623, 463772), (644, 448649), (994, 290674), (1246, 231886), (1633, 176932), (1988, 145337), (2047, 141148), (2492, 115943), (3266, 88466), (4094, 70574), (5041, 57316), (6319, 45724), (6532, 44233), (8188, 35287), (10082, 28658), (11431, 25276), (12638, 22862), (14329, 20164)]