256970112

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{1951}}^1$

素因数の和:1989

約数の個数: 128

約数和(自身を含む): 796416000

約数和(自身を除く): 539445888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 294, 336, 343, 384, 392, 448, 588, 672, 686, 784, 896, 1029, 1176, 1344, 1372, 1568, 1951, 2058, 2352, 2688, 2744, 3136, 3902, 4116, 4704, 5488, 5853, 6272, 7804, 8232, 9408, 10976, 11706, 13657, 15608, 16464, 18816, 21952, 23412, 27314, 31216, 32928, 40971, 43904, 46824, 54628, 62432, 65856, 81942, 93648, 95599, 109256, 124864, 131712, 163884, 187296, 191198, 218512, 249728, 286797, 327768, 374592, 382396, 437024, 573594, 655536, 669193, 749184, 764792, 874048, 1147188, 1311072, 1338386, 1529584, 1748096, 2007579, 2294376, 2622144, 2676772, 3059168, 4015158, 4588752, 5244288, 5353544, 6118336, 8030316, 9177504, 10707088, 12236672, 16060632, 18355008, 21414176, 32121264, 36710016, 42828352, 64242528, 85656704, 128485056, 256970112]

約数ペア:

[(1, 256970112), (2, 128485056), (3, 85656704), (4, 64242528), (6, 42828352), (7, 36710016), (8, 32121264), (12, 21414176), (14, 18355008), (16, 16060632), (21, 12236672), (24, 10707088), (28, 9177504), (32, 8030316), (42, 6118336), (48, 5353544), (49, 5244288), (56, 4588752), (64, 4015158), (84, 3059168), (96, 2676772), (98, 2622144), (112, 2294376), (128, 2007579), (147, 1748096), (168, 1529584), (192, 1338386), (196, 1311072), (224, 1147188), (294, 874048), (336, 764792), (343, 749184), (384, 669193), (392, 655536), (448, 573594), (588, 437024), (672, 382396), (686, 374592), (784, 327768), (896, 286797), (1029, 249728), (1176, 218512), (1344, 191198), (1372, 187296), (1568, 163884), (1951, 131712), (2058, 124864), (2352, 109256), (2688, 95599), (2744, 93648), (3136, 81942), (3902, 65856), (4116, 62432), (4704, 54628), (5488, 46824), (5853, 43904), (6272, 40971), (7804, 32928), (8232, 31216), (9408, 27314), (10976, 23412), (11706, 21952), (13657, 18816), (15608, 16464)]