257703936

素因数分解:

$2^{14}\times 3^1\times 7^2\times {\mathrm{107}}^1$

素因数の和:152

約数の個数: 180

約数和(自身を含む): 806854608

約数和(自身を除く): 549150672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 107, 112, 128, 147, 168, 192, 196, 214, 224, 256, 294, 321, 336, 384, 392, 428, 448, 512, 588, 642, 672, 749, 768, 784, 856, 896, 1024, 1176, 1284, 1344, 1498, 1536, 1568, 1712, 1792, 2048, 2247, 2352, 2568, 2688, 2996, 3072, 3136, 3424, 3584, 4096, 4494, 4704, 5136, 5243, 5376, 5992, 6144, 6272, 6848, 7168, 8192, 8988, 9408, 10272, 10486, 10752, 11984, 12288, 12544, 13696, 14336, 15729, 16384, 17976, 18816, 20544, 20972, 21504, 23968, 24576, 25088, 27392, 28672, 31458, 35952, 37632, 41088, 41944, 43008, 47936, 49152, 50176, 54784, 57344, 62916, 71904, 75264, 82176, 83888, 86016, 95872, 100352, 109568, 114688, 125832, 143808, 150528, 164352, 167776, 172032, 191744, 200704, 219136, 251664, 287616, 301056, 328704, 335552, 344064, 383488, 401408, 438272, 503328, 575232, 602112, 657408, 671104, 766976, 802816, 876544, 1006656, 1150464, 1204224, 1314816, 1342208, 1533952, 1753088, 2013312, 2300928, 2408448, 2629632, 2684416, 3067904, 4026624, 4601856, 5259264, 5368832, 6135808, 8053248, 9203712, 10737664, 12271616, 16106496, 18407424, 21475328, 32212992, 36814848, 42950656, 64425984, 85901312, 128851968, 257703936]

約数ペア:

[(1, 257703936), (2, 128851968), (3, 85901312), (4, 64425984), (6, 42950656), (7, 36814848), (8, 32212992), (12, 21475328), (14, 18407424), (16, 16106496), (21, 12271616), (24, 10737664), (28, 9203712), (32, 8053248), (42, 6135808), (48, 5368832), (49, 5259264), (56, 4601856), (64, 4026624), (84, 3067904), (96, 2684416), (98, 2629632), (107, 2408448), (112, 2300928), (128, 2013312), (147, 1753088), (168, 1533952), (192, 1342208), (196, 1314816), (214, 1204224), (224, 1150464), (256, 1006656), (294, 876544), (321, 802816), (336, 766976), (384, 671104), (392, 657408), (428, 602112), (448, 575232), (512, 503328), (588, 438272), (642, 401408), (672, 383488), (749, 344064), (768, 335552), (784, 328704), (856, 301056), (896, 287616), (1024, 251664), (1176, 219136), (1284, 200704), (1344, 191744), (1498, 172032), (1536, 167776), (1568, 164352), (1712, 150528), (1792, 143808), (2048, 125832), (2247, 114688), (2352, 109568), (2568, 100352), (2688, 95872), (2996, 86016), (3072, 83888), (3136, 82176), (3424, 75264), (3584, 71904), (4096, 62916), (4494, 57344), (4704, 54784), (5136, 50176), (5243, 49152), (5376, 47936), (5992, 43008), (6144, 41944), (6272, 41088), (6848, 37632), (7168, 35952), (8192, 31458), (8988, 28672), (9408, 27392), (10272, 25088), (10486, 24576), (10752, 23968), (11984, 21504), (12288, 20972), (12544, 20544), (13696, 18816), (14336, 17976), (15729, 16384)]