128449664

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^2\times {\mathrm{271}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 306848640

約数和(自身を除く): 178398976

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 271, 322, 368, 448, 529, 542, 644, 736, 896, 1058, 1084, 1288, 1472, 1897, 2116, 2168, 2576, 2944, 3703, 3794, 4232, 4336, 5152, 6233, 7406, 7588, 8464, 8672, 10304, 12466, 14812, 15176, 16928, 17344, 20608, 24932, 29624, 30352, 33856, 34688, 43631, 49864, 59248, 60704, 67712, 87262, 99728, 118496, 121408, 143359, 174524, 199456, 236992, 242816, 286718, 349048, 398912, 473984, 573436, 698096, 797824, 1003513, 1146872, 1396192, 2007026, 2293744, 2792384, 4014052, 4587488, 5584768, 8028104, 9174976, 16056208, 18349952, 32112416, 64224832, 128449664]

約数ペア:

[(1, 128449664), (2, 64224832), (4, 32112416), (7, 18349952), (8, 16056208), (14, 9174976), (16, 8028104), (23, 5584768), (28, 4587488), (32, 4014052), (46, 2792384), (56, 2293744), (64, 2007026), (92, 1396192), (112, 1146872), (128, 1003513), (161, 797824), (184, 698096), (224, 573436), (271, 473984), (322, 398912), (368, 349048), (448, 286718), (529, 242816), (542, 236992), (644, 199456), (736, 174524), (896, 143359), (1058, 121408), (1084, 118496), (1288, 99728), (1472, 87262), (1897, 67712), (2116, 60704), (2168, 59248), (2576, 49864), (2944, 43631), (3703, 34688), (3794, 33856), (4232, 30352), (4336, 29624), (5152, 24932), (6233, 20608), (7406, 17344), (7588, 16928), (8464, 15176), (8672, 14812), (10304, 12466)]