257854464

素因数分解:

$2^{10}\times 3^2\times 7^2\times {\mathrm{571}}^1$

素因数の和:611

約数の個数: 198

約数和(自身を含む): 867625044

約数和(自身を除く): 609770580

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 256, 288, 294, 336, 384, 392, 441, 448, 504, 512, 571, 576, 588, 672, 768, 784, 882, 896, 1008, 1024, 1142, 1152, 1176, 1344, 1536, 1568, 1713, 1764, 1792, 2016, 2284, 2304, 2352, 2688, 3072, 3136, 3426, 3528, 3584, 3997, 4032, 4568, 4608, 4704, 5139, 5376, 6272, 6852, 7056, 7168, 7994, 8064, 9136, 9216, 9408, 10278, 10752, 11991, 12544, 13704, 14112, 15988, 16128, 18272, 18816, 20556, 21504, 23982, 25088, 27408, 27979, 28224, 31976, 32256, 35973, 36544, 37632, 41112, 47964, 50176, 54816, 55958, 56448, 63952, 64512, 71946, 73088, 75264, 82224, 83937, 95928, 109632, 111916, 112896, 127904, 143892, 146176, 150528, 164448, 167874, 191856, 219264, 223832, 225792, 251811, 255808, 287784, 292352, 328896, 335748, 383712, 438528, 447664, 451584, 503622, 511616, 575568, 584704, 657792, 671496, 767424, 877056, 895328, 1007244, 1023232, 1151136, 1315584, 1342992, 1534848, 1754112, 1790656, 2014488, 2046464, 2302272, 2631168, 2685984, 3069696, 3581312, 4028976, 4092928, 4604544, 5262336, 5371968, 6139392, 7162624, 8057952, 9209088, 10743936, 12278784, 14325248, 16115904, 18418176, 21487872, 28650496, 32231808, 36836352, 42975744, 64463616, 85951488, 128927232, 257854464]

約数ペア:

[(1, 257854464), (2, 128927232), (3, 85951488), (4, 64463616), (6, 42975744), (7, 36836352), (8, 32231808), (9, 28650496), (12, 21487872), (14, 18418176), (16, 16115904), (18, 14325248), (21, 12278784), (24, 10743936), (28, 9209088), (32, 8057952), (36, 7162624), (42, 6139392), (48, 5371968), (49, 5262336), (56, 4604544), (63, 4092928), (64, 4028976), (72, 3581312), (84, 3069696), (96, 2685984), (98, 2631168), (112, 2302272), (126, 2046464), (128, 2014488), (144, 1790656), (147, 1754112), (168, 1534848), (192, 1342992), (196, 1315584), (224, 1151136), (252, 1023232), (256, 1007244), (288, 895328), (294, 877056), (336, 767424), (384, 671496), (392, 657792), (441, 584704), (448, 575568), (504, 511616), (512, 503622), (571, 451584), (576, 447664), (588, 438528), (672, 383712), (768, 335748), (784, 328896), (882, 292352), (896, 287784), (1008, 255808), (1024, 251811), (1142, 225792), (1152, 223832), (1176, 219264), (1344, 191856), (1536, 167874), (1568, 164448), (1713, 150528), (1764, 146176), (1792, 143892), (2016, 127904), (2284, 112896), (2304, 111916), (2352, 109632), (2688, 95928), (3072, 83937), (3136, 82224), (3426, 75264), (3528, 73088), (3584, 71946), (3997, 64512), (4032, 63952), (4568, 56448), (4608, 55958), (4704, 54816), (5139, 50176), (5376, 47964), (6272, 41112), (6852, 37632), (7056, 36544), (7168, 35973), (7994, 32256), (8064, 31976), (9136, 28224), (9216, 27979), (9408, 27408), (10278, 25088), (10752, 23982), (11991, 21504), (12544, 20556), (13704, 18816), (14112, 18272), (15988, 16128)]