290431232

素因数分解:

$2^8\times 7^2\times {\mathrm{13}}^2\times {\mathrm{137}}^1$

素因数の和:193

約数の個数: 162

約数和(自身を含む): 735573258

約数和(自身を除く): 445142026

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 137, 169, 182, 196, 208, 224, 256, 274, 338, 364, 392, 416, 448, 548, 637, 676, 728, 784, 832, 896, 959, 1096, 1183, 1274, 1352, 1456, 1568, 1664, 1781, 1792, 1918, 2192, 2366, 2548, 2704, 2912, 3136, 3328, 3562, 3836, 4384, 4732, 5096, 5408, 5824, 6272, 6713, 7124, 7672, 8281, 8768, 9464, 10192, 10816, 11648, 12467, 12544, 13426, 14248, 15344, 16562, 17536, 18928, 20384, 21632, 23153, 23296, 24934, 26852, 28496, 30688, 33124, 35072, 37856, 40768, 43264, 46306, 49868, 53704, 56992, 61376, 66248, 75712, 81536, 87269, 92612, 99736, 107408, 113984, 122752, 132496, 151424, 162071, 163072, 174538, 185224, 199472, 214816, 227968, 245504, 264992, 302848, 324142, 349076, 370448, 398944, 429632, 455936, 529984, 648284, 698152, 740896, 797888, 859264, 1059968, 1134497, 1296568, 1396304, 1481792, 1595776, 1718528, 2119936, 2268994, 2593136, 2792608, 2963584, 3191552, 4537988, 5186272, 5585216, 5927168, 9075976, 10372544, 11170432, 18151952, 20745088, 22340864, 36303904, 41490176, 72607808, 145215616, 290431232]

約数ペア:

[(1, 290431232), (2, 145215616), (4, 72607808), (7, 41490176), (8, 36303904), (13, 22340864), (14, 20745088), (16, 18151952), (26, 11170432), (28, 10372544), (32, 9075976), (49, 5927168), (52, 5585216), (56, 5186272), (64, 4537988), (91, 3191552), (98, 2963584), (104, 2792608), (112, 2593136), (128, 2268994), (137, 2119936), (169, 1718528), (182, 1595776), (196, 1481792), (208, 1396304), (224, 1296568), (256, 1134497), (274, 1059968), (338, 859264), (364, 797888), (392, 740896), (416, 698152), (448, 648284), (548, 529984), (637, 455936), (676, 429632), (728, 398944), (784, 370448), (832, 349076), (896, 324142), (959, 302848), (1096, 264992), (1183, 245504), (1274, 227968), (1352, 214816), (1456, 199472), (1568, 185224), (1664, 174538), (1781, 163072), (1792, 162071), (1918, 151424), (2192, 132496), (2366, 122752), (2548, 113984), (2704, 107408), (2912, 99736), (3136, 92612), (3328, 87269), (3562, 81536), (3836, 75712), (4384, 66248), (4732, 61376), (5096, 56992), (5408, 53704), (5824, 49868), (6272, 46306), (6713, 43264), (7124, 40768), (7672, 37856), (8281, 35072), (8768, 33124), (9464, 30688), (10192, 28496), (10816, 26852), (11648, 24934), (12467, 23296), (12544, 23153), (13426, 21632), (14248, 20384), (15344, 18928), (16562, 17536)]