217271808

素因数分解:

$2^9\times 3^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 300

約数和(自身を含む): 724873248

約数和(自身を除く): 507601440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 31, 32, 36, 39, 48, 52, 54, 62, 64, 72, 78, 81, 93, 96, 104, 108, 117, 124, 128, 144, 156, 162, 169, 186, 192, 208, 216, 234, 248, 256, 279, 288, 312, 324, 338, 351, 372, 384, 403, 416, 432, 468, 496, 507, 512, 558, 576, 624, 648, 676, 702, 744, 768, 806, 832, 837, 864, 936, 992, 1014, 1053, 1116, 1152, 1209, 1248, 1296, 1352, 1404, 1488, 1521, 1536, 1612, 1664, 1674, 1728, 1872, 1984, 2028, 2106, 2232, 2304, 2418, 2496, 2511, 2592, 2704, 2808, 2976, 3042, 3224, 3328, 3348, 3456, 3627, 3744, 3968, 4056, 4212, 4464, 4563, 4608, 4836, 4992, 5022, 5184, 5239, 5408, 5616, 5952, 6084, 6448, 6656, 6696, 6912, 7254, 7488, 7936, 8112, 8424, 8928, 9126, 9672, 9984, 10044, 10368, 10478, 10816, 10881, 11232, 11904, 12168, 12896, 13392, 13689, 13824, 14508, 14976, 15717, 15872, 16224, 16848, 17856, 18252, 19344, 19968, 20088, 20736, 20956, 21632, 21762, 22464, 23808, 24336, 25792, 26784, 27378, 29016, 29952, 31434, 32448, 32643, 33696, 35712, 36504, 38688, 40176, 41472, 41912, 43264, 43524, 44928, 47151, 47616, 48672, 51584, 53568, 54756, 58032, 59904, 62868, 64896, 65286, 67392, 71424, 73008, 77376, 80352, 83824, 86528, 87048, 89856, 94302, 97344, 103168, 107136, 109512, 116064, 125736, 129792, 130572, 134784, 141453, 142848, 146016, 154752, 160704, 167648, 174096, 179712, 188604, 194688, 206336, 214272, 219024, 232128, 251472, 259584, 261144, 269568, 282906, 292032, 309504, 321408, 335296, 348192, 377208, 389376, 424359, 428544, 438048, 464256, 502944, 522288, 539136, 565812, 584064, 619008, 642816, 670592, 696384, 754416, 778752, 848718, 876096, 928512, 1005888, 1044576, 1131624, 1168128, 1285632, 1341184, 1392768, 1508832, 1697436, 1752192, 1857024, 2011776, 2089152, 2263248, 2336256, 2682368, 2785536, 3017664, 3394872, 3504384, 4023552, 4178304, 4526496, 5571072, 6035328, 6789744, 7008768, 8047104, 8356608, 9052992, 12070656, 13579488, 16713216, 18105984, 24141312, 27158976, 36211968, 54317952, 72423936, 108635904, 217271808]

約数ペア:

[(1, 217271808), (2, 108635904), (3, 72423936), (4, 54317952), (6, 36211968), (8, 27158976), (9, 24141312), (12, 18105984), (13, 16713216), (16, 13579488), (18, 12070656), (24, 9052992), (26, 8356608), (27, 8047104), (31, 7008768), (32, 6789744), (36, 6035328), (39, 5571072), (48, 4526496), (52, 4178304), (54, 4023552), (62, 3504384), (64, 3394872), (72, 3017664), (78, 2785536), (81, 2682368), (93, 2336256), (96, 2263248), (104, 2089152), (108, 2011776), (117, 1857024), (124, 1752192), (128, 1697436), (144, 1508832), (156, 1392768), (162, 1341184), (169, 1285632), (186, 1168128), (192, 1131624), (208, 1044576), (216, 1005888), (234, 928512), (248, 876096), (256, 848718), (279, 778752), (288, 754416), (312, 696384), (324, 670592), (338, 642816), (351, 619008), (372, 584064), (384, 565812), (403, 539136), (416, 522288), (432, 502944), (468, 464256), (496, 438048), (507, 428544), (512, 424359), (558, 389376), (576, 377208), (624, 348192), (648, 335296), (676, 321408), (702, 309504), (744, 292032), (768, 282906), (806, 269568), (832, 261144), (837, 259584), (864, 251472), (936, 232128), (992, 219024), (1014, 214272), (1053, 206336), (1116, 194688), (1152, 188604), (1209, 179712), (1248, 174096), (1296, 167648), (1352, 160704), (1404, 154752), (1488, 146016), (1521, 142848), (1536, 141453), (1612, 134784), (1664, 130572), (1674, 129792), (1728, 125736), (1872, 116064), (1984, 109512), (2028, 107136), (2106, 103168), (2232, 97344), (2304, 94302), (2418, 89856), (2496, 87048), (2511, 86528), (2592, 83824), (2704, 80352), (2808, 77376), (2976, 73008), (3042, 71424), (3224, 67392), (3328, 65286), (3348, 64896), (3456, 62868), (3627, 59904), (3744, 58032), (3968, 54756), (4056, 53568), (4212, 51584), (4464, 48672), (4563, 47616), (4608, 47151), (4836, 44928), (4992, 43524), (5022, 43264), (5184, 41912), (5239, 41472), (5408, 40176), (5616, 38688), (5952, 36504), (6084, 35712), (6448, 33696), (6656, 32643), (6696, 32448), (6912, 31434), (7254, 29952), (7488, 29016), (7936, 27378), (8112, 26784), (8424, 25792), (8928, 24336), (9126, 23808), (9672, 22464), (9984, 21762), (10044, 21632), (10368, 20956), (10478, 20736), (10816, 20088), (10881, 19968), (11232, 19344), (11904, 18252), (12168, 17856), (12896, 16848), (13392, 16224), (13689, 15872), (13824, 15717), (14508, 14976)]