256586736

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{859}}^1$

素因数の和:1011

約数の個数: 120

約数和(自身を含む): 778045440

約数和(自身を除く): 521458704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 127, 147, 168, 196, 254, 294, 336, 381, 392, 508, 588, 762, 784, 859, 889, 1016, 1176, 1524, 1718, 1778, 2032, 2352, 2577, 2667, 3048, 3436, 3556, 5154, 5334, 6013, 6096, 6223, 6872, 7112, 10308, 10668, 12026, 12446, 13744, 14224, 18039, 18669, 20616, 21336, 24052, 24892, 36078, 37338, 41232, 42091, 42672, 48104, 49784, 72156, 74676, 84182, 96208, 99568, 109093, 126273, 144312, 149352, 168364, 218186, 252546, 288624, 298704, 327279, 336728, 436372, 505092, 654558, 673456, 763651, 872744, 1010184, 1309116, 1527302, 1745488, 2020368, 2290953, 2618232, 3054604, 4581906, 5236464, 5345557, 6109208, 9163812, 10691114, 12218416, 16036671, 18327624, 21382228, 32073342, 36655248, 42764456, 64146684, 85528912, 128293368, 256586736]

約数ペア:

[(1, 256586736), (2, 128293368), (3, 85528912), (4, 64146684), (6, 42764456), (7, 36655248), (8, 32073342), (12, 21382228), (14, 18327624), (16, 16036671), (21, 12218416), (24, 10691114), (28, 9163812), (42, 6109208), (48, 5345557), (49, 5236464), (56, 4581906), (84, 3054604), (98, 2618232), (112, 2290953), (127, 2020368), (147, 1745488), (168, 1527302), (196, 1309116), (254, 1010184), (294, 872744), (336, 763651), (381, 673456), (392, 654558), (508, 505092), (588, 436372), (762, 336728), (784, 327279), (859, 298704), (889, 288624), (1016, 252546), (1176, 218186), (1524, 168364), (1718, 149352), (1778, 144312), (2032, 126273), (2352, 109093), (2577, 99568), (2667, 96208), (3048, 84182), (3436, 74676), (3556, 72156), (5154, 49784), (5334, 48104), (6013, 42672), (6096, 42091), (6223, 41232), (6872, 37338), (7112, 36078), (10308, 24892), (10668, 24052), (12026, 21336), (12446, 20616), (13744, 18669), (14224, 18039)]