257222112

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:313

約数の個数: 192

約数和(自身を含む): 814302720

約数和(自身を除く): 557080608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 56, 58, 67, 84, 87, 96, 112, 116, 134, 168, 174, 197, 201, 203, 224, 232, 268, 336, 348, 394, 402, 406, 464, 469, 536, 591, 609, 672, 696, 788, 804, 812, 928, 938, 1072, 1182, 1218, 1379, 1392, 1407, 1576, 1608, 1624, 1876, 1943, 2144, 2364, 2436, 2758, 2784, 2814, 3152, 3216, 3248, 3752, 3886, 4137, 4728, 4872, 5516, 5628, 5713, 5829, 6304, 6432, 6496, 7504, 7772, 8274, 9456, 9744, 11032, 11256, 11426, 11658, 13199, 13601, 15008, 15544, 16548, 17139, 18912, 19488, 22064, 22512, 22852, 23316, 26398, 27202, 31088, 33096, 34278, 39597, 39991, 40803, 44128, 45024, 45704, 46632, 52796, 54404, 62176, 66192, 68556, 79194, 79982, 81606, 91408, 92393, 93264, 105592, 108808, 119973, 132384, 137112, 158388, 159964, 163212, 182816, 184786, 186528, 211184, 217616, 239946, 274224, 277179, 316776, 319928, 326424, 369572, 382771, 422368, 435232, 479892, 548448, 554358, 633552, 639856, 652848, 739144, 765542, 959784, 1108716, 1148313, 1267104, 1279712, 1305696, 1478288, 1531084, 1919568, 2217432, 2296626, 2679397, 2956576, 3062168, 3839136, 4434864, 4593252, 5358794, 6124336, 8038191, 8869728, 9186504, 10717588, 12248672, 16076382, 18373008, 21435176, 32152764, 36746016, 42870352, 64305528, 85740704, 128611056, 257222112]

約数ペア:

[(1, 257222112), (2, 128611056), (3, 85740704), (4, 64305528), (6, 42870352), (7, 36746016), (8, 32152764), (12, 21435176), (14, 18373008), (16, 16076382), (21, 12248672), (24, 10717588), (28, 9186504), (29, 8869728), (32, 8038191), (42, 6124336), (48, 5358794), (56, 4593252), (58, 4434864), (67, 3839136), (84, 3062168), (87, 2956576), (96, 2679397), (112, 2296626), (116, 2217432), (134, 1919568), (168, 1531084), (174, 1478288), (197, 1305696), (201, 1279712), (203, 1267104), (224, 1148313), (232, 1108716), (268, 959784), (336, 765542), (348, 739144), (394, 652848), (402, 639856), (406, 633552), (464, 554358), (469, 548448), (536, 479892), (591, 435232), (609, 422368), (672, 382771), (696, 369572), (788, 326424), (804, 319928), (812, 316776), (928, 277179), (938, 274224), (1072, 239946), (1182, 217616), (1218, 211184), (1379, 186528), (1392, 184786), (1407, 182816), (1576, 163212), (1608, 159964), (1624, 158388), (1876, 137112), (1943, 132384), (2144, 119973), (2364, 108808), (2436, 105592), (2758, 93264), (2784, 92393), (2814, 91408), (3152, 81606), (3216, 79982), (3248, 79194), (3752, 68556), (3886, 66192), (4137, 62176), (4728, 54404), (4872, 52796), (5516, 46632), (5628, 45704), (5713, 45024), (5829, 44128), (6304, 40803), (6432, 39991), (6496, 39597), (7504, 34278), (7772, 33096), (8274, 31088), (9456, 27202), (9744, 26398), (11032, 23316), (11256, 22852), (11426, 22512), (11658, 22064), (13199, 19488), (13601, 18912), (15008, 17139), (15544, 16548)]