428559872

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:160

約数の個数: 120

約数和(自身を含む): 967078728

約数和(自身を除く): 538518856

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 67, 104, 124, 128, 134, 208, 248, 256, 268, 403, 416, 496, 512, 536, 806, 832, 871, 961, 992, 1072, 1612, 1664, 1742, 1922, 1984, 2077, 2144, 3224, 3328, 3484, 3844, 3968, 4154, 4288, 6448, 6656, 6968, 7688, 7936, 8308, 8576, 12493, 12896, 13936, 15376, 15872, 16616, 17152, 24986, 25792, 27001, 27872, 30752, 33232, 34304, 49972, 51584, 54002, 55744, 61504, 64387, 66464, 99944, 103168, 108004, 111488, 123008, 128774, 132928, 199888, 206336, 216008, 222976, 246016, 257548, 265856, 399776, 432016, 445952, 492032, 515096, 531712, 799552, 837031, 864032, 1030192, 1063424, 1599104, 1674062, 1728064, 2060384, 3198208, 3348124, 3456128, 4120768, 6396416, 6696248, 6912256, 8241536, 13392496, 13824512, 16483072, 26784992, 32966144, 53569984, 107139968, 214279936, 428559872]

約数ペア:

[(1, 428559872), (2, 214279936), (4, 107139968), (8, 53569984), (13, 32966144), (16, 26784992), (26, 16483072), (31, 13824512), (32, 13392496), (52, 8241536), (62, 6912256), (64, 6696248), (67, 6396416), (104, 4120768), (124, 3456128), (128, 3348124), (134, 3198208), (208, 2060384), (248, 1728064), (256, 1674062), (268, 1599104), (403, 1063424), (416, 1030192), (496, 864032), (512, 837031), (536, 799552), (806, 531712), (832, 515096), (871, 492032), (961, 445952), (992, 432016), (1072, 399776), (1612, 265856), (1664, 257548), (1742, 246016), (1922, 222976), (1984, 216008), (2077, 206336), (2144, 199888), (3224, 132928), (3328, 128774), (3484, 123008), (3844, 111488), (3968, 108004), (4154, 103168), (4288, 99944), (6448, 66464), (6656, 64387), (6968, 61504), (7688, 55744), (7936, 54002), (8308, 51584), (8576, 49972), (12493, 34304), (12896, 33232), (13936, 30752), (15376, 27872), (15872, 27001), (16616, 25792), (17152, 24986)]