217491456

素因数分解:

$2^{11}\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 192

約数和(自身を含む): 715478400

約数和(自身を除く): 497986944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 256, 273, 312, 336, 364, 384, 389, 416, 448, 512, 546, 624, 672, 728, 768, 778, 832, 896, 1024, 1092, 1167, 1248, 1344, 1456, 1536, 1556, 1664, 1792, 2048, 2184, 2334, 2496, 2688, 2723, 2912, 3072, 3112, 3328, 3584, 4368, 4668, 4992, 5057, 5376, 5446, 5824, 6144, 6224, 6656, 7168, 8169, 8736, 9336, 9984, 10114, 10752, 10892, 11648, 12448, 13312, 14336, 15171, 16338, 17472, 18672, 19968, 20228, 21504, 21784, 23296, 24896, 26624, 30342, 32676, 34944, 35399, 37344, 39936, 40456, 43008, 43568, 46592, 49792, 60684, 65352, 69888, 70798, 74688, 79872, 80912, 87136, 93184, 99584, 106197, 121368, 130704, 139776, 141596, 149376, 161824, 174272, 186368, 199168, 212394, 242736, 261408, 279552, 283192, 298752, 323648, 348544, 398336, 424788, 485472, 522816, 559104, 566384, 597504, 647296, 697088, 796672, 849576, 970944, 1045632, 1132768, 1195008, 1294592, 1394176, 1699152, 1941888, 2091264, 2265536, 2390016, 2589184, 2788352, 3398304, 3883776, 4182528, 4531072, 5178368, 5576704, 6796608, 7767552, 8365056, 9062144, 10356736, 13593216, 15535104, 16730112, 18124288, 27186432, 31070208, 36248576, 54372864, 72497152, 108745728, 217491456]

約数ペア:

[(1, 217491456), (2, 108745728), (3, 72497152), (4, 54372864), (6, 36248576), (7, 31070208), (8, 27186432), (12, 18124288), (13, 16730112), (14, 15535104), (16, 13593216), (21, 10356736), (24, 9062144), (26, 8365056), (28, 7767552), (32, 6796608), (39, 5576704), (42, 5178368), (48, 4531072), (52, 4182528), (56, 3883776), (64, 3398304), (78, 2788352), (84, 2589184), (91, 2390016), (96, 2265536), (104, 2091264), (112, 1941888), (128, 1699152), (156, 1394176), (168, 1294592), (182, 1195008), (192, 1132768), (208, 1045632), (224, 970944), (256, 849576), (273, 796672), (312, 697088), (336, 647296), (364, 597504), (384, 566384), (389, 559104), (416, 522816), (448, 485472), (512, 424788), (546, 398336), (624, 348544), (672, 323648), (728, 298752), (768, 283192), (778, 279552), (832, 261408), (896, 242736), (1024, 212394), (1092, 199168), (1167, 186368), (1248, 174272), (1344, 161824), (1456, 149376), (1536, 141596), (1556, 139776), (1664, 130704), (1792, 121368), (2048, 106197), (2184, 99584), (2334, 93184), (2496, 87136), (2688, 80912), (2723, 79872), (2912, 74688), (3072, 70798), (3112, 69888), (3328, 65352), (3584, 60684), (4368, 49792), (4668, 46592), (4992, 43568), (5057, 43008), (5376, 40456), (5446, 39936), (5824, 37344), (6144, 35399), (6224, 34944), (6656, 32676), (7168, 30342), (8169, 26624), (8736, 24896), (9336, 23296), (9984, 21784), (10114, 21504), (10752, 20228), (10892, 19968), (11648, 18672), (12448, 17472), (13312, 16338), (14336, 15171)]