256595556

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{2011}}^1$

素因数の和:2070

約数の個数: 96

約数和(自身を含む): 721100800

約数和(自身を除く): 464505244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 343, 372, 434, 588, 651, 686, 868, 1029, 1302, 1372, 1519, 2011, 2058, 2604, 3038, 4022, 4116, 4557, 6033, 6076, 8044, 9114, 10633, 12066, 14077, 18228, 21266, 24132, 28154, 31899, 42231, 42532, 56308, 62341, 63798, 84462, 98539, 124682, 127596, 168924, 187023, 197078, 249364, 295617, 374046, 394156, 436387, 591234, 689773, 748092, 872774, 1182468, 1309161, 1379546, 1745548, 2069319, 2618322, 2759092, 3054709, 4138638, 5236644, 6109418, 8277276, 9164127, 12218836, 18328254, 21382963, 36656508, 42765926, 64148889, 85531852, 128297778, 256595556]

約数ペア:

[(1, 256595556), (2, 128297778), (3, 85531852), (4, 64148889), (6, 42765926), (7, 36656508), (12, 21382963), (14, 18328254), (21, 12218836), (28, 9164127), (31, 8277276), (42, 6109418), (49, 5236644), (62, 4138638), (84, 3054709), (93, 2759092), (98, 2618322), (124, 2069319), (147, 1745548), (186, 1379546), (196, 1309161), (217, 1182468), (294, 872774), (343, 748092), (372, 689773), (434, 591234), (588, 436387), (651, 394156), (686, 374046), (868, 295617), (1029, 249364), (1302, 197078), (1372, 187023), (1519, 168924), (2011, 127596), (2058, 124682), (2604, 98539), (3038, 84462), (4022, 63798), (4116, 62341), (4557, 56308), (6033, 42532), (6076, 42231), (8044, 31899), (9114, 28154), (10633, 24132), (12066, 21266), (14077, 18228)]