28204704

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 144

約数和(自身を含む): 90810720

約数和(自身を除く): 62606016

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 29, 32, 33, 36, 44, 48, 58, 66, 72, 87, 88, 96, 99, 116, 132, 144, 174, 176, 198, 232, 261, 264, 288, 307, 319, 348, 352, 396, 464, 522, 528, 614, 638, 696, 792, 921, 928, 957, 1044, 1056, 1228, 1276, 1392, 1584, 1842, 1914, 2088, 2456, 2552, 2763, 2784, 2871, 3168, 3377, 3684, 3828, 4176, 4912, 5104, 5526, 5742, 6754, 7368, 7656, 8352, 8903, 9824, 10131, 10208, 11052, 11484, 13508, 14736, 15312, 17806, 20262, 22104, 22968, 26709, 27016, 29472, 30393, 30624, 35612, 40524, 44208, 45936, 53418, 54032, 60786, 71224, 80127, 81048, 88416, 91872, 97933, 106836, 108064, 121572, 142448, 160254, 162096, 195866, 213672, 243144, 284896, 293799, 320508, 324192, 391732, 427344, 486288, 587598, 641016, 783464, 854688, 881397, 972576, 1175196, 1282032, 1566928, 1762794, 2350392, 2564064, 3133856, 3525588, 4700784, 7051176, 9401568, 14102352, 28204704]

約数ペア:

[(1, 28204704), (2, 14102352), (3, 9401568), (4, 7051176), (6, 4700784), (8, 3525588), (9, 3133856), (11, 2564064), (12, 2350392), (16, 1762794), (18, 1566928), (22, 1282032), (24, 1175196), (29, 972576), (32, 881397), (33, 854688), (36, 783464), (44, 641016), (48, 587598), (58, 486288), (66, 427344), (72, 391732), (87, 324192), (88, 320508), (96, 293799), (99, 284896), (116, 243144), (132, 213672), (144, 195866), (174, 162096), (176, 160254), (198, 142448), (232, 121572), (261, 108064), (264, 106836), (288, 97933), (307, 91872), (319, 88416), (348, 81048), (352, 80127), (396, 71224), (464, 60786), (522, 54032), (528, 53418), (614, 45936), (638, 44208), (696, 40524), (792, 35612), (921, 30624), (928, 30393), (957, 29472), (1044, 27016), (1056, 26709), (1228, 22968), (1276, 22104), (1392, 20262), (1584, 17806), (1842, 15312), (1914, 14736), (2088, 13508), (2456, 11484), (2552, 11052), (2763, 10208), (2784, 10131), (2871, 9824), (3168, 8903), (3377, 8352), (3684, 7656), (3828, 7368), (4176, 6754), (4912, 5742), (5104, 5526)]