256408064

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{859}}^1$

素因数の和:941

約数の個数: 80

約数和(自身を含む): 570097440

約数和(自身を除く): 313689376

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 64, 88, 106, 128, 176, 212, 256, 352, 424, 512, 583, 704, 848, 859, 1166, 1408, 1696, 1718, 2332, 2816, 3392, 3436, 4664, 5632, 6784, 6872, 9328, 9449, 13568, 13744, 18656, 18898, 27136, 27488, 37312, 37796, 45527, 54976, 74624, 75592, 91054, 109952, 149248, 151184, 182108, 219904, 298496, 302368, 364216, 439808, 500797, 604736, 728432, 1001594, 1209472, 1456864, 2003188, 2418944, 2913728, 4006376, 4837888, 5827456, 8012752, 11654912, 16025504, 23309824, 32051008, 64102016, 128204032, 256408064]

約数ペア:

[(1, 256408064), (2, 128204032), (4, 64102016), (8, 32051008), (11, 23309824), (16, 16025504), (22, 11654912), (32, 8012752), (44, 5827456), (53, 4837888), (64, 4006376), (88, 2913728), (106, 2418944), (128, 2003188), (176, 1456864), (212, 1209472), (256, 1001594), (352, 728432), (424, 604736), (512, 500797), (583, 439808), (704, 364216), (848, 302368), (859, 298496), (1166, 219904), (1408, 182108), (1696, 151184), (1718, 149248), (2332, 109952), (2816, 91054), (3392, 75592), (3436, 74624), (4664, 54976), (5632, 45527), (6784, 37796), (6872, 37312), (9328, 27488), (9449, 27136), (13568, 18898), (13744, 18656)]