256295424

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1$

素因数の和:247

約数の個数: 240

約数和(自身を含む): 862069824

約数和(自身を除く): 605774400

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 121, 128, 132, 154, 168, 176, 192, 197, 224, 231, 242, 256, 264, 308, 336, 352, 363, 384, 394, 448, 462, 484, 512, 528, 591, 616, 672, 704, 726, 768, 788, 847, 896, 924, 968, 1056, 1182, 1232, 1344, 1379, 1408, 1452, 1536, 1576, 1694, 1792, 1848, 1936, 2112, 2167, 2364, 2464, 2541, 2688, 2758, 2816, 2904, 3152, 3388, 3584, 3696, 3872, 4137, 4224, 4334, 4728, 4928, 5082, 5376, 5516, 5632, 5808, 6304, 6501, 6776, 7392, 7744, 8274, 8448, 8668, 9456, 9856, 10164, 10752, 11032, 11616, 12608, 13002, 13552, 14784, 15169, 15488, 16548, 16896, 17336, 18912, 19712, 20328, 22064, 23232, 23837, 25216, 26004, 27104, 29568, 30338, 30976, 33096, 34672, 37824, 39424, 40656, 44128, 45507, 46464, 47674, 50432, 52008, 54208, 59136, 60676, 61952, 66192, 69344, 71511, 75648, 81312, 88256, 91014, 92928, 95348, 100864, 104016, 108416, 118272, 121352, 132384, 138688, 143022, 151296, 162624, 166859, 176512, 182028, 185856, 190696, 208032, 216832, 242704, 264768, 277376, 286044, 302592, 325248, 333718, 353024, 364056, 381392, 416064, 433664, 485408, 500577, 529536, 554752, 572088, 650496, 667436, 706048, 728112, 762784, 832128, 970816, 1001154, 1059072, 1109504, 1144176, 1300992, 1334872, 1456224, 1525568, 1664256, 1941632, 2002308, 2118144, 2288352, 2669744, 2912448, 3051136, 3328512, 3883264, 4004616, 4576704, 5339488, 5824896, 6102272, 7766528, 8009232, 9153408, 10678976, 11649792, 12204544, 16018464, 18306816, 21357952, 23299584, 32036928, 36613632, 42715904, 64073856, 85431808, 128147712, 256295424]

約数ペア:

[(1, 256295424), (2, 128147712), (3, 85431808), (4, 64073856), (6, 42715904), (7, 36613632), (8, 32036928), (11, 23299584), (12, 21357952), (14, 18306816), (16, 16018464), (21, 12204544), (22, 11649792), (24, 10678976), (28, 9153408), (32, 8009232), (33, 7766528), (42, 6102272), (44, 5824896), (48, 5339488), (56, 4576704), (64, 4004616), (66, 3883264), (77, 3328512), (84, 3051136), (88, 2912448), (96, 2669744), (112, 2288352), (121, 2118144), (128, 2002308), (132, 1941632), (154, 1664256), (168, 1525568), (176, 1456224), (192, 1334872), (197, 1300992), (224, 1144176), (231, 1109504), (242, 1059072), (256, 1001154), (264, 970816), (308, 832128), (336, 762784), (352, 728112), (363, 706048), (384, 667436), (394, 650496), (448, 572088), (462, 554752), (484, 529536), (512, 500577), (528, 485408), (591, 433664), (616, 416064), (672, 381392), (704, 364056), (726, 353024), (768, 333718), (788, 325248), (847, 302592), (896, 286044), (924, 277376), (968, 264768), (1056, 242704), (1182, 216832), (1232, 208032), (1344, 190696), (1379, 185856), (1408, 182028), (1452, 176512), (1536, 166859), (1576, 162624), (1694, 151296), (1792, 143022), (1848, 138688), (1936, 132384), (2112, 121352), (2167, 118272), (2364, 108416), (2464, 104016), (2541, 100864), (2688, 95348), (2758, 92928), (2816, 91014), (2904, 88256), (3152, 81312), (3388, 75648), (3584, 71511), (3696, 69344), (3872, 66192), (4137, 61952), (4224, 60676), (4334, 59136), (4728, 54208), (4928, 52008), (5082, 50432), (5376, 47674), (5516, 46464), (5632, 45507), (5808, 44128), (6304, 40656), (6501, 39424), (6776, 37824), (7392, 34672), (7744, 33096), (8274, 30976), (8448, 30338), (8668, 29568), (9456, 27104), (9856, 26004), (10164, 25216), (10752, 23837), (11032, 23232), (11616, 22064), (12608, 20328), (13002, 19712), (13552, 18912), (14784, 17336), (15169, 16896), (15488, 16548)]