218922496

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1123

約数の個数: 80

約数和(自身を含む): 486718848

約数和(自身を除く): 267796352

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 512, 806, 832, 992, 1061, 1612, 1664, 1984, 2122, 3224, 3328, 3968, 4244, 6448, 6656, 7936, 8488, 12896, 13793, 15872, 16976, 25792, 27586, 32891, 33952, 51584, 55172, 65782, 67904, 103168, 110344, 131564, 135808, 206336, 220688, 263128, 271616, 427583, 441376, 526256, 543232, 855166, 882752, 1052512, 1710332, 1765504, 2105024, 3420664, 3531008, 4210048, 6841328, 7062016, 8420096, 13682656, 16840192, 27365312, 54730624, 109461248, 218922496]

約数ペア:

[(1, 218922496), (2, 109461248), (4, 54730624), (8, 27365312), (13, 16840192), (16, 13682656), (26, 8420096), (31, 7062016), (32, 6841328), (52, 4210048), (62, 3531008), (64, 3420664), (104, 2105024), (124, 1765504), (128, 1710332), (208, 1052512), (248, 882752), (256, 855166), (403, 543232), (416, 526256), (496, 441376), (512, 427583), (806, 271616), (832, 263128), (992, 220688), (1061, 206336), (1612, 135808), (1664, 131564), (1984, 110344), (2122, 103168), (3224, 67904), (3328, 65782), (3968, 55172), (4244, 51584), (6448, 33952), (6656, 32891), (7936, 27586), (8488, 25792), (12896, 16976), (13793, 15872)]