209078784

素因数分解:

$2^9\times 3^2\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 180

約数和(自身を含む): 645081294

約数和(自身を除く): 436002510

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 157, 192, 204, 256, 272, 288, 289, 306, 314, 384, 408, 471, 512, 544, 576, 578, 612, 628, 768, 816, 867, 942, 1088, 1152, 1156, 1224, 1256, 1413, 1536, 1632, 1734, 1884, 2176, 2304, 2312, 2448, 2512, 2601, 2669, 2826, 3264, 3468, 3768, 4352, 4608, 4624, 4896, 5024, 5202, 5338, 5652, 6528, 6936, 7536, 8007, 8704, 9248, 9792, 10048, 10404, 10676, 11304, 13056, 13872, 15072, 16014, 18496, 19584, 20096, 20808, 21352, 22608, 24021, 26112, 27744, 30144, 32028, 36992, 39168, 40192, 41616, 42704, 45216, 45373, 48042, 55488, 60288, 64056, 73984, 78336, 80384, 83232, 85408, 90432, 90746, 96084, 110976, 120576, 128112, 136119, 147968, 166464, 170816, 180864, 181492, 192168, 221952, 241152, 256224, 272238, 332928, 341632, 361728, 362984, 384336, 408357, 443904, 512448, 544476, 665856, 683264, 723456, 725968, 768672, 816714, 1024896, 1088952, 1331712, 1366528, 1451936, 1537344, 1633428, 2049792, 2177904, 2903872, 3074688, 3266856, 4099584, 4355808, 5807744, 6149376, 6533712, 8711616, 11615488, 12298752, 13067424, 17423232, 23230976, 26134848, 34846464, 52269696, 69692928, 104539392, 209078784]

約数ペア:

[(1, 209078784), (2, 104539392), (3, 69692928), (4, 52269696), (6, 34846464), (8, 26134848), (9, 23230976), (12, 17423232), (16, 13067424), (17, 12298752), (18, 11615488), (24, 8711616), (32, 6533712), (34, 6149376), (36, 5807744), (48, 4355808), (51, 4099584), (64, 3266856), (68, 3074688), (72, 2903872), (96, 2177904), (102, 2049792), (128, 1633428), (136, 1537344), (144, 1451936), (153, 1366528), (157, 1331712), (192, 1088952), (204, 1024896), (256, 816714), (272, 768672), (288, 725968), (289, 723456), (306, 683264), (314, 665856), (384, 544476), (408, 512448), (471, 443904), (512, 408357), (544, 384336), (576, 362984), (578, 361728), (612, 341632), (628, 332928), (768, 272238), (816, 256224), (867, 241152), (942, 221952), (1088, 192168), (1152, 181492), (1156, 180864), (1224, 170816), (1256, 166464), (1413, 147968), (1536, 136119), (1632, 128112), (1734, 120576), (1884, 110976), (2176, 96084), (2304, 90746), (2312, 90432), (2448, 85408), (2512, 83232), (2601, 80384), (2669, 78336), (2826, 73984), (3264, 64056), (3468, 60288), (3768, 55488), (4352, 48042), (4608, 45373), (4624, 45216), (4896, 42704), (5024, 41616), (5202, 40192), (5338, 39168), (5652, 36992), (6528, 32028), (6936, 30144), (7536, 27744), (8007, 26112), (8704, 24021), (9248, 22608), (9792, 21352), (10048, 20808), (10404, 20096), (10676, 19584), (11304, 18496), (13056, 16014), (13872, 15072)]