28705152

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 89107200

約数和(自身を除く): 60402048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 59, 64, 84, 96, 112, 118, 128, 168, 177, 181, 192, 224, 236, 336, 354, 362, 384, 413, 448, 472, 543, 672, 708, 724, 826, 896, 944, 1086, 1239, 1267, 1344, 1416, 1448, 1652, 1888, 2172, 2478, 2534, 2688, 2832, 2896, 3304, 3776, 3801, 4344, 4956, 5068, 5664, 5792, 6608, 7552, 7602, 8688, 9912, 10136, 10679, 11328, 11584, 13216, 15204, 17376, 19824, 20272, 21358, 22656, 23168, 26432, 30408, 32037, 34752, 39648, 40544, 42716, 52864, 60816, 64074, 69504, 74753, 79296, 81088, 85432, 121632, 128148, 149506, 158592, 162176, 170864, 224259, 243264, 256296, 299012, 341728, 448518, 486528, 512592, 598024, 683456, 897036, 1025184, 1196048, 1366912, 1794072, 2050368, 2392096, 3588144, 4100736, 4784192, 7176288, 9568384, 14352576, 28705152]

約数ペア:

[(1, 28705152), (2, 14352576), (3, 9568384), (4, 7176288), (6, 4784192), (7, 4100736), (8, 3588144), (12, 2392096), (14, 2050368), (16, 1794072), (21, 1366912), (24, 1196048), (28, 1025184), (32, 897036), (42, 683456), (48, 598024), (56, 512592), (59, 486528), (64, 448518), (84, 341728), (96, 299012), (112, 256296), (118, 243264), (128, 224259), (168, 170864), (177, 162176), (181, 158592), (192, 149506), (224, 128148), (236, 121632), (336, 85432), (354, 81088), (362, 79296), (384, 74753), (413, 69504), (448, 64074), (472, 60816), (543, 52864), (672, 42716), (708, 40544), (724, 39648), (826, 34752), (896, 32037), (944, 30408), (1086, 26432), (1239, 23168), (1267, 22656), (1344, 21358), (1416, 20272), (1448, 19824), (1652, 17376), (1888, 15204), (2172, 13216), (2478, 11584), (2534, 11328), (2688, 10679), (2832, 10136), (2896, 9912), (3304, 8688), (3776, 7602), (3801, 7552), (4344, 6608), (4956, 5792), (5068, 5664)]