1680225792

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:201

約数の個数: 240

約数和(自身を含む): 5356133376

約数和(自身を除く): 3675907584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 71, 84, 93, 96, 112, 124, 128, 142, 168, 186, 192, 213, 217, 224, 248, 256, 284, 336, 372, 384, 426, 434, 448, 496, 497, 512, 568, 651, 672, 744, 768, 852, 868, 896, 992, 994, 1136, 1302, 1344, 1488, 1491, 1536, 1704, 1736, 1792, 1984, 1988, 2201, 2272, 2604, 2688, 2976, 2982, 3408, 3472, 3584, 3968, 3976, 4402, 4544, 5041, 5208, 5376, 5952, 5964, 6603, 6816, 6944, 7936, 7952, 8804, 9088, 10082, 10416, 10752, 11904, 11928, 13206, 13632, 13888, 15123, 15407, 15872, 15904, 17608, 18176, 20164, 20832, 23808, 23856, 26412, 27264, 27776, 30246, 30814, 31808, 35216, 35287, 36352, 40328, 41664, 46221, 47616, 47712, 52824, 54528, 55552, 60492, 61628, 63616, 70432, 70574, 80656, 83328, 92442, 95424, 105648, 105861, 109056, 111104, 120984, 123256, 127232, 140864, 141148, 156271, 161312, 166656, 184884, 190848, 211296, 211722, 241968, 246512, 254464, 281728, 282296, 312542, 322624, 333312, 369768, 381696, 422592, 423444, 468813, 483936, 493024, 563456, 564592, 625084, 645248, 739536, 763392, 845184, 846888, 937626, 967872, 986048, 1093897, 1126912, 1129184, 1250168, 1290496, 1479072, 1690368, 1693776, 1875252, 1935744, 1972096, 2187794, 2258368, 2500336, 2580992, 2958144, 3281691, 3380736, 3387552, 3750504, 3871488, 3944192, 4375588, 4516736, 5000672, 5916288, 6563382, 6775104, 7501008, 7742976, 7888384, 8751176, 9033472, 10001344, 11832576, 13126764, 13550208, 15002016, 17502352, 18066944, 20002688, 23665152, 26253528, 27100416, 30004032, 35004704, 40005376, 52507056, 54200832, 60008064, 70009408, 80010752, 105014112, 120016128, 140018816, 210028224, 240032256, 280037632, 420056448, 560075264, 840112896, 1680225792]

約数ペア:

[(1, 1680225792), (2, 840112896), (3, 560075264), (4, 420056448), (6, 280037632), (7, 240032256), (8, 210028224), (12, 140018816), (14, 120016128), (16, 105014112), (21, 80010752), (24, 70009408), (28, 60008064), (31, 54200832), (32, 52507056), (42, 40005376), (48, 35004704), (56, 30004032), (62, 27100416), (64, 26253528), (71, 23665152), (84, 20002688), (93, 18066944), (96, 17502352), (112, 15002016), (124, 13550208), (128, 13126764), (142, 11832576), (168, 10001344), (186, 9033472), (192, 8751176), (213, 7888384), (217, 7742976), (224, 7501008), (248, 6775104), (256, 6563382), (284, 5916288), (336, 5000672), (372, 4516736), (384, 4375588), (426, 3944192), (434, 3871488), (448, 3750504), (496, 3387552), (497, 3380736), (512, 3281691), (568, 2958144), (651, 2580992), (672, 2500336), (744, 2258368), (768, 2187794), (852, 1972096), (868, 1935744), (896, 1875252), (992, 1693776), (994, 1690368), (1136, 1479072), (1302, 1290496), (1344, 1250168), (1488, 1129184), (1491, 1126912), (1536, 1093897), (1704, 986048), (1736, 967872), (1792, 937626), (1984, 846888), (1988, 845184), (2201, 763392), (2272, 739536), (2604, 645248), (2688, 625084), (2976, 564592), (2982, 563456), (3408, 493024), (3472, 483936), (3584, 468813), (3968, 423444), (3976, 422592), (4402, 381696), (4544, 369768), (5041, 333312), (5208, 322624), (5376, 312542), (5952, 282296), (5964, 281728), (6603, 254464), (6816, 246512), (6944, 241968), (7936, 211722), (7952, 211296), (8804, 190848), (9088, 184884), (10082, 166656), (10416, 161312), (10752, 156271), (11904, 141148), (11928, 140864), (13206, 127232), (13632, 123256), (13888, 120984), (15123, 111104), (15407, 109056), (15872, 105861), (15904, 105648), (17608, 95424), (18176, 92442), (20164, 83328), (20832, 80656), (23808, 70574), (23856, 70432), (26412, 63616), (27264, 61628), (27776, 60492), (30246, 55552), (30814, 54528), (31808, 52824), (35216, 47712), (35287, 47616), (36352, 46221), (40328, 41664)]