222946048

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2221

約数の個数: 72

約数和(自身を含む): 494942336

約数和(自身を除く): 271996288

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 806, 832, 992, 1612, 1664, 1984, 2161, 3224, 3328, 3968, 4322, 6448, 7936, 8644, 12896, 17288, 25792, 28093, 34576, 51584, 56186, 66991, 69152, 103168, 112372, 133982, 138304, 224744, 267964, 276608, 449488, 535928, 553216, 870883, 898976, 1071856, 1741766, 1797952, 2143712, 3483532, 3595904, 4287424, 6967064, 7191808, 8574848, 13934128, 17149696, 27868256, 55736512, 111473024, 222946048]

約数ペア:

[(1, 222946048), (2, 111473024), (4, 55736512), (8, 27868256), (13, 17149696), (16, 13934128), (26, 8574848), (31, 7191808), (32, 6967064), (52, 4287424), (62, 3595904), (64, 3483532), (104, 2143712), (124, 1797952), (128, 1741766), (208, 1071856), (248, 898976), (256, 870883), (403, 553216), (416, 535928), (496, 449488), (806, 276608), (832, 267964), (992, 224744), (1612, 138304), (1664, 133982), (1984, 112372), (2161, 103168), (3224, 69152), (3328, 66991), (3968, 56186), (4322, 51584), (6448, 34576), (7936, 28093), (8644, 25792), (12896, 17288)]