256365824

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 618105600

約数和(自身を除く): 361739776

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 47, 52, 64, 88, 94, 104, 128, 143, 149, 176, 188, 208, 256, 286, 298, 352, 376, 416, 517, 572, 596, 611, 704, 752, 832, 1034, 1144, 1192, 1222, 1408, 1504, 1639, 1664, 1937, 2068, 2288, 2384, 2444, 2816, 3008, 3278, 3328, 3874, 4136, 4576, 4768, 4888, 6016, 6556, 6721, 7003, 7748, 8272, 9152, 9536, 9776, 12032, 13112, 13442, 14006, 15496, 16544, 18304, 19072, 19552, 21307, 26224, 26884, 28012, 30992, 33088, 36608, 38144, 39104, 42614, 52448, 53768, 56024, 61984, 66176, 77033, 78208, 85228, 91039, 104896, 107536, 112048, 123968, 132352, 154066, 156416, 170456, 182078, 209792, 215072, 224096, 247936, 308132, 340912, 364156, 419584, 430144, 448192, 495872, 616264, 681824, 728312, 860288, 896384, 1001429, 1232528, 1363648, 1456624, 1720576, 1792768, 2002858, 2465056, 2727296, 2913248, 4005716, 4930112, 5454592, 5826496, 8011432, 9860224, 11652992, 16022864, 19720448, 23305984, 32045728, 64091456, 128182912, 256365824]

約数ペア:

[(1, 256365824), (2, 128182912), (4, 64091456), (8, 32045728), (11, 23305984), (13, 19720448), (16, 16022864), (22, 11652992), (26, 9860224), (32, 8011432), (44, 5826496), (47, 5454592), (52, 4930112), (64, 4005716), (88, 2913248), (94, 2727296), (104, 2465056), (128, 2002858), (143, 1792768), (149, 1720576), (176, 1456624), (188, 1363648), (208, 1232528), (256, 1001429), (286, 896384), (298, 860288), (352, 728312), (376, 681824), (416, 616264), (517, 495872), (572, 448192), (596, 430144), (611, 419584), (704, 364156), (752, 340912), (832, 308132), (1034, 247936), (1144, 224096), (1192, 215072), (1222, 209792), (1408, 182078), (1504, 170456), (1639, 156416), (1664, 154066), (1937, 132352), (2068, 123968), (2288, 112048), (2384, 107536), (2444, 104896), (2816, 91039), (3008, 85228), (3278, 78208), (3328, 77033), (3874, 66176), (4136, 61984), (4576, 56024), (4768, 53768), (4888, 52448), (6016, 42614), (6556, 39104), (6721, 38144), (7003, 36608), (7748, 33088), (8272, 30992), (9152, 28012), (9536, 26884), (9776, 26224), (12032, 21307), (13112, 19552), (13442, 19072), (14006, 18304), (15496, 16544)]