128913408

素因数分解:

$2^{12}\times 3^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:312

約数の個数: 156

約数和(自身を含む): 402505740

約数和(自身を除く): 273592332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 269, 288, 312, 384, 416, 468, 512, 538, 576, 624, 768, 807, 832, 936, 1024, 1076, 1152, 1248, 1536, 1614, 1664, 1872, 2048, 2152, 2304, 2421, 2496, 3072, 3228, 3328, 3497, 3744, 4096, 4304, 4608, 4842, 4992, 6144, 6456, 6656, 6994, 7488, 8608, 9216, 9684, 9984, 10491, 12288, 12912, 13312, 13988, 14976, 17216, 18432, 19368, 19968, 20982, 25824, 26624, 27976, 29952, 31473, 34432, 36864, 38736, 39936, 41964, 51648, 53248, 55952, 59904, 62946, 68864, 77472, 79872, 83928, 103296, 111904, 119808, 125892, 137728, 154944, 159744, 167856, 206592, 223808, 239616, 251784, 275456, 309888, 335712, 413184, 447616, 479232, 503568, 550912, 619776, 671424, 826368, 895232, 1007136, 1101824, 1239552, 1342848, 1652736, 1790464, 2014272, 2479104, 2685696, 3305472, 3580928, 4028544, 4958208, 5371392, 7161856, 8057088, 9916416, 10742784, 14323712, 16114176, 21485568, 32228352, 42971136, 64456704, 128913408]

約数ペア:

[(1, 128913408), (2, 64456704), (3, 42971136), (4, 32228352), (6, 21485568), (8, 16114176), (9, 14323712), (12, 10742784), (13, 9916416), (16, 8057088), (18, 7161856), (24, 5371392), (26, 4958208), (32, 4028544), (36, 3580928), (39, 3305472), (48, 2685696), (52, 2479104), (64, 2014272), (72, 1790464), (78, 1652736), (96, 1342848), (104, 1239552), (117, 1101824), (128, 1007136), (144, 895232), (156, 826368), (192, 671424), (208, 619776), (234, 550912), (256, 503568), (269, 479232), (288, 447616), (312, 413184), (384, 335712), (416, 309888), (468, 275456), (512, 251784), (538, 239616), (576, 223808), (624, 206592), (768, 167856), (807, 159744), (832, 154944), (936, 137728), (1024, 125892), (1076, 119808), (1152, 111904), (1248, 103296), (1536, 83928), (1614, 79872), (1664, 77472), (1872, 68864), (2048, 62946), (2152, 59904), (2304, 55952), (2421, 53248), (2496, 51648), (3072, 41964), (3228, 39936), (3328, 38736), (3497, 36864), (3744, 34432), (4096, 31473), (4304, 29952), (4608, 27976), (4842, 26624), (4992, 25824), (6144, 20982), (6456, 19968), (6656, 19368), (6994, 18432), (7488, 17216), (8608, 14976), (9216, 13988), (9684, 13312), (9984, 12912), (10491, 12288)]