31304448

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{647}}^1$

素因数の和:679

約数の個数: 144

約数和(自身を含む): 105960960

約数和(自身を除く): 74656512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 432, 448, 504, 576, 647, 672, 756, 768, 864, 896, 1008, 1152, 1294, 1344, 1512, 1728, 1792, 1941, 2016, 2304, 2588, 2688, 3024, 3456, 3882, 4032, 4529, 5176, 5376, 5823, 6048, 6912, 7764, 8064, 9058, 10352, 11646, 12096, 13587, 15528, 16128, 17469, 18116, 20704, 23292, 24192, 27174, 31056, 34938, 36232, 40761, 41408, 46584, 48384, 54348, 62112, 69876, 72464, 81522, 82816, 93168, 108696, 122283, 124224, 139752, 144928, 163044, 165632, 186336, 217392, 244566, 248448, 279504, 289856, 326088, 372672, 434784, 489132, 496896, 559008, 579712, 652176, 745344, 869568, 978264, 1118016, 1159424, 1304352, 1490688, 1739136, 1956528, 2236032, 2608704, 3478272, 3913056, 4472064, 5217408, 7826112, 10434816, 15652224, 31304448]

約数ペア:

[(1, 31304448), (2, 15652224), (3, 10434816), (4, 7826112), (6, 5217408), (7, 4472064), (8, 3913056), (9, 3478272), (12, 2608704), (14, 2236032), (16, 1956528), (18, 1739136), (21, 1490688), (24, 1304352), (27, 1159424), (28, 1118016), (32, 978264), (36, 869568), (42, 745344), (48, 652176), (54, 579712), (56, 559008), (63, 496896), (64, 489132), (72, 434784), (84, 372672), (96, 326088), (108, 289856), (112, 279504), (126, 248448), (128, 244566), (144, 217392), (168, 186336), (189, 165632), (192, 163044), (216, 144928), (224, 139752), (252, 124224), (256, 122283), (288, 108696), (336, 93168), (378, 82816), (384, 81522), (432, 72464), (448, 69876), (504, 62112), (576, 54348), (647, 48384), (672, 46584), (756, 41408), (768, 40761), (864, 36232), (896, 34938), (1008, 31056), (1152, 27174), (1294, 24192), (1344, 23292), (1512, 20704), (1728, 18116), (1792, 17469), (1941, 16128), (2016, 15528), (2304, 13587), (2588, 12096), (2688, 11646), (3024, 10352), (3456, 9058), (3882, 8064), (4032, 7764), (4529, 6912), (5176, 6048), (5376, 5823)]