256837152

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:443

約数の個数: 192

約数和(自身を含む): 809294976

約数和(自身を除く): 552457824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 53, 66, 78, 88, 96, 104, 106, 132, 143, 156, 159, 176, 208, 212, 264, 286, 312, 318, 352, 353, 416, 424, 429, 528, 572, 583, 624, 636, 689, 706, 848, 858, 1056, 1059, 1144, 1166, 1248, 1272, 1378, 1412, 1696, 1716, 1749, 2067, 2118, 2288, 2332, 2544, 2756, 2824, 3432, 3498, 3883, 4134, 4236, 4576, 4589, 4664, 5088, 5512, 5648, 6864, 6996, 7579, 7766, 8268, 8472, 9178, 9328, 11024, 11296, 11649, 13728, 13767, 13992, 15158, 15532, 16536, 16944, 18356, 18656, 18709, 22048, 22737, 23298, 27534, 27984, 30316, 31064, 33072, 33888, 36712, 37418, 45474, 46596, 50479, 55068, 55968, 56127, 60632, 62128, 66144, 73424, 74836, 90948, 93192, 100958, 110136, 112254, 121264, 124256, 146848, 149672, 151437, 181896, 186384, 201916, 205799, 220272, 224508, 242528, 243217, 299344, 302874, 363792, 372768, 403832, 411598, 440544, 449016, 486434, 598688, 605748, 617397, 727584, 729651, 807664, 823196, 898032, 972868, 1211496, 1234794, 1459302, 1615328, 1646392, 1796064, 1945736, 2422992, 2469588, 2675387, 2918604, 3292784, 3891472, 4845984, 4939176, 5350774, 5837208, 6585568, 7782944, 8026161, 9878352, 10701548, 11674416, 16052322, 19756704, 21403096, 23348832, 32104644, 42806192, 64209288, 85612384, 128418576, 256837152]

約数ペア:

[(1, 256837152), (2, 128418576), (3, 85612384), (4, 64209288), (6, 42806192), (8, 32104644), (11, 23348832), (12, 21403096), (13, 19756704), (16, 16052322), (22, 11674416), (24, 10701548), (26, 9878352), (32, 8026161), (33, 7782944), (39, 6585568), (44, 5837208), (48, 5350774), (52, 4939176), (53, 4845984), (66, 3891472), (78, 3292784), (88, 2918604), (96, 2675387), (104, 2469588), (106, 2422992), (132, 1945736), (143, 1796064), (156, 1646392), (159, 1615328), (176, 1459302), (208, 1234794), (212, 1211496), (264, 972868), (286, 898032), (312, 823196), (318, 807664), (352, 729651), (353, 727584), (416, 617397), (424, 605748), (429, 598688), (528, 486434), (572, 449016), (583, 440544), (624, 411598), (636, 403832), (689, 372768), (706, 363792), (848, 302874), (858, 299344), (1056, 243217), (1059, 242528), (1144, 224508), (1166, 220272), (1248, 205799), (1272, 201916), (1378, 186384), (1412, 181896), (1696, 151437), (1716, 149672), (1749, 146848), (2067, 124256), (2118, 121264), (2288, 112254), (2332, 110136), (2544, 100958), (2756, 93192), (2824, 90948), (3432, 74836), (3498, 73424), (3883, 66144), (4134, 62128), (4236, 60632), (4576, 56127), (4589, 55968), (4664, 55068), (5088, 50479), (5512, 46596), (5648, 45474), (6864, 37418), (6996, 36712), (7579, 33888), (7766, 33072), (8268, 31064), (8472, 30316), (9178, 27984), (9328, 27534), (11024, 23298), (11296, 22737), (11649, 22048), (13728, 18709), (13767, 18656), (13992, 18356), (15158, 16944), (15532, 16536)]