261616128

素因数分解:

$2^9\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:314

約数の個数: 160

約数和(自身を含む): 758362176

約数和(自身を除く): 496746048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 43, 48, 51, 64, 68, 86, 96, 102, 128, 129, 136, 172, 192, 204, 233, 256, 258, 272, 344, 384, 408, 466, 512, 516, 544, 688, 699, 731, 768, 816, 932, 1032, 1088, 1376, 1398, 1462, 1536, 1632, 1864, 2064, 2176, 2193, 2752, 2796, 2924, 3264, 3728, 3961, 4128, 4352, 4386, 5504, 5592, 5848, 6528, 7456, 7922, 8256, 8704, 8772, 10019, 11008, 11184, 11696, 11883, 13056, 14912, 15844, 16512, 17544, 20038, 22016, 22368, 23392, 23766, 26112, 29824, 30057, 31688, 33024, 35088, 40076, 44736, 46784, 47532, 59648, 60114, 63376, 66048, 70176, 80152, 89472, 93568, 95064, 119296, 120228, 126752, 140352, 160304, 170323, 178944, 187136, 190128, 240456, 253504, 280704, 320608, 340646, 357888, 374272, 380256, 480912, 507008, 510969, 561408, 641216, 681292, 760512, 961824, 1014016, 1021938, 1122816, 1282432, 1362584, 1521024, 1923648, 2028032, 2043876, 2564864, 2725168, 3042048, 3847296, 4087752, 5129728, 5450336, 6084096, 7694592, 8175504, 10900672, 15389184, 16351008, 21801344, 32702016, 43602688, 65404032, 87205376, 130808064, 261616128]

約数ペア:

[(1, 261616128), (2, 130808064), (3, 87205376), (4, 65404032), (6, 43602688), (8, 32702016), (12, 21801344), (16, 16351008), (17, 15389184), (24, 10900672), (32, 8175504), (34, 7694592), (43, 6084096), (48, 5450336), (51, 5129728), (64, 4087752), (68, 3847296), (86, 3042048), (96, 2725168), (102, 2564864), (128, 2043876), (129, 2028032), (136, 1923648), (172, 1521024), (192, 1362584), (204, 1282432), (233, 1122816), (256, 1021938), (258, 1014016), (272, 961824), (344, 760512), (384, 681292), (408, 641216), (466, 561408), (512, 510969), (516, 507008), (544, 480912), (688, 380256), (699, 374272), (731, 357888), (768, 340646), (816, 320608), (932, 280704), (1032, 253504), (1088, 240456), (1376, 190128), (1398, 187136), (1462, 178944), (1536, 170323), (1632, 160304), (1864, 140352), (2064, 126752), (2176, 120228), (2193, 119296), (2752, 95064), (2796, 93568), (2924, 89472), (3264, 80152), (3728, 70176), (3961, 66048), (4128, 63376), (4352, 60114), (4386, 59648), (5504, 47532), (5592, 46784), (5848, 44736), (6528, 40076), (7456, 35088), (7922, 33024), (8256, 31688), (8704, 30057), (8772, 29824), (10019, 26112), (11008, 23766), (11184, 23392), (11696, 22368), (11883, 22016), (13056, 20038), (14912, 17544), (15844, 16512)]