128877056

素因数分解:

$2^9\times 7^2\times {\mathrm{11}}^1\times {\mathrm{467}}^1$

素因数の和:510

約数の個数: 120

約数和(自身を含む): 327474576

約数和(自身を除く): 198597520

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 128, 154, 176, 196, 224, 256, 308, 352, 392, 448, 467, 512, 539, 616, 704, 784, 896, 934, 1078, 1232, 1408, 1568, 1792, 1868, 2156, 2464, 2816, 3136, 3269, 3584, 3736, 4312, 4928, 5137, 5632, 6272, 6538, 7472, 8624, 9856, 10274, 12544, 13076, 14944, 17248, 19712, 20548, 22883, 25088, 26152, 29888, 34496, 35959, 39424, 41096, 45766, 52304, 59776, 68992, 71918, 82192, 91532, 104608, 119552, 137984, 143836, 164384, 183064, 209216, 239104, 251713, 275968, 287672, 328768, 366128, 418432, 503426, 575344, 657536, 732256, 836864, 1006852, 1150688, 1315072, 1464512, 1673728, 2013704, 2301376, 2630144, 2929024, 4027408, 4602752, 5858048, 8054816, 9205504, 11716096, 16109632, 18411008, 32219264, 64438528, 128877056]

約数ペア:

[(1, 128877056), (2, 64438528), (4, 32219264), (7, 18411008), (8, 16109632), (11, 11716096), (14, 9205504), (16, 8054816), (22, 5858048), (28, 4602752), (32, 4027408), (44, 2929024), (49, 2630144), (56, 2301376), (64, 2013704), (77, 1673728), (88, 1464512), (98, 1315072), (112, 1150688), (128, 1006852), (154, 836864), (176, 732256), (196, 657536), (224, 575344), (256, 503426), (308, 418432), (352, 366128), (392, 328768), (448, 287672), (467, 275968), (512, 251713), (539, 239104), (616, 209216), (704, 183064), (784, 164384), (896, 143836), (934, 137984), (1078, 119552), (1232, 104608), (1408, 91532), (1568, 82192), (1792, 71918), (1868, 68992), (2156, 59776), (2464, 52304), (2816, 45766), (3136, 41096), (3269, 39424), (3584, 35959), (3736, 34496), (4312, 29888), (4928, 26152), (5137, 25088), (5632, 22883), (6272, 20548), (6538, 19712), (7472, 17248), (8624, 14944), (9856, 13076), (10274, 12544)]