251237376

素因数分解:

$2^{10}\times 3^4\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:278

約数の個数: 220

約数和(自身を含む): 811422612

約数和(自身を除く): 560185236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 128, 144, 156, 162, 192, 208, 216, 233, 234, 256, 288, 312, 324, 351, 384, 416, 432, 466, 468, 512, 576, 624, 648, 699, 702, 768, 832, 864, 932, 936, 1024, 1053, 1152, 1248, 1296, 1398, 1404, 1536, 1664, 1728, 1864, 1872, 2097, 2106, 2304, 2496, 2592, 2796, 2808, 3029, 3072, 3328, 3456, 3728, 3744, 4194, 4212, 4608, 4992, 5184, 5592, 5616, 6058, 6291, 6656, 6912, 7456, 7488, 8388, 8424, 9087, 9216, 9984, 10368, 11184, 11232, 12116, 12582, 13312, 13824, 14912, 14976, 16776, 16848, 18174, 18873, 19968, 20736, 22368, 22464, 24232, 25164, 27261, 27648, 29824, 29952, 33552, 33696, 36348, 37746, 39936, 41472, 44736, 44928, 48464, 50328, 54522, 59648, 59904, 67104, 67392, 72696, 75492, 81783, 82944, 89472, 89856, 96928, 100656, 109044, 119296, 119808, 134208, 134784, 145392, 150984, 163566, 178944, 179712, 193856, 201312, 218088, 238592, 245349, 268416, 269568, 290784, 301968, 327132, 357888, 359424, 387712, 402624, 436176, 490698, 536832, 539136, 581568, 603936, 654264, 715776, 775424, 805248, 872352, 981396, 1073664, 1078272, 1163136, 1207872, 1308528, 1550848, 1610496, 1744704, 1962792, 2147328, 2326272, 2415744, 2617056, 3101696, 3220992, 3489408, 3925584, 4652544, 4831488, 5234112, 6441984, 6978816, 7851168, 9305088, 9662976, 10468224, 13957632, 15702336, 19325952, 20936448, 27915264, 31404672, 41872896, 62809344, 83745792, 125618688, 251237376]

約数ペア:

[(1, 251237376), (2, 125618688), (3, 83745792), (4, 62809344), (6, 41872896), (8, 31404672), (9, 27915264), (12, 20936448), (13, 19325952), (16, 15702336), (18, 13957632), (24, 10468224), (26, 9662976), (27, 9305088), (32, 7851168), (36, 6978816), (39, 6441984), (48, 5234112), (52, 4831488), (54, 4652544), (64, 3925584), (72, 3489408), (78, 3220992), (81, 3101696), (96, 2617056), (104, 2415744), (108, 2326272), (117, 2147328), (128, 1962792), (144, 1744704), (156, 1610496), (162, 1550848), (192, 1308528), (208, 1207872), (216, 1163136), (233, 1078272), (234, 1073664), (256, 981396), (288, 872352), (312, 805248), (324, 775424), (351, 715776), (384, 654264), (416, 603936), (432, 581568), (466, 539136), (468, 536832), (512, 490698), (576, 436176), (624, 402624), (648, 387712), (699, 359424), (702, 357888), (768, 327132), (832, 301968), (864, 290784), (932, 269568), (936, 268416), (1024, 245349), (1053, 238592), (1152, 218088), (1248, 201312), (1296, 193856), (1398, 179712), (1404, 178944), (1536, 163566), (1664, 150984), (1728, 145392), (1864, 134784), (1872, 134208), (2097, 119808), (2106, 119296), (2304, 109044), (2496, 100656), (2592, 96928), (2796, 89856), (2808, 89472), (3029, 82944), (3072, 81783), (3328, 75492), (3456, 72696), (3728, 67392), (3744, 67104), (4194, 59904), (4212, 59648), (4608, 54522), (4992, 50328), (5184, 48464), (5592, 44928), (5616, 44736), (6058, 41472), (6291, 39936), (6656, 37746), (6912, 36348), (7456, 33696), (7488, 33552), (8388, 29952), (8424, 29824), (9087, 27648), (9216, 27261), (9984, 25164), (10368, 24232), (11184, 22464), (11232, 22368), (12116, 20736), (12582, 19968), (13312, 18873), (13824, 18174), (14912, 16848), (14976, 16776)]