771123456

素因数分解:

$2^8\times 3^3\times {\mathrm{29}}^1\times {\mathrm{3847}}^1$

素因数の和:3901

約数の個数: 144

約数和(自身を含む): 2359593600

約数和(自身を除く): 1588470144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 128, 144, 174, 192, 216, 232, 256, 261, 288, 348, 384, 432, 464, 522, 576, 696, 768, 783, 864, 928, 1044, 1152, 1392, 1566, 1728, 1856, 2088, 2304, 2784, 3132, 3456, 3712, 3847, 4176, 5568, 6264, 6912, 7424, 7694, 8352, 11136, 11541, 12528, 15388, 16704, 22272, 23082, 25056, 30776, 33408, 34623, 46164, 50112, 61552, 66816, 69246, 92328, 100224, 103869, 111563, 123104, 138492, 184656, 200448, 207738, 223126, 246208, 276984, 334689, 369312, 415476, 446252, 492416, 553968, 669378, 738624, 830952, 892504, 984832, 1004067, 1107936, 1338756, 1477248, 1661904, 1785008, 2008134, 2215872, 2677512, 2954496, 3012201, 3323808, 3570016, 4016268, 4431744, 5355024, 6024402, 6647616, 7140032, 8032536, 8863488, 10710048, 12048804, 13295232, 14280064, 16065072, 21420096, 24097608, 26590464, 28560128, 32130144, 42840192, 48195216, 64260288, 85680384, 96390432, 128520576, 192780864, 257041152, 385561728, 771123456]

約数ペア:

[(1, 771123456), (2, 385561728), (3, 257041152), (4, 192780864), (6, 128520576), (8, 96390432), (9, 85680384), (12, 64260288), (16, 48195216), (18, 42840192), (24, 32130144), (27, 28560128), (29, 26590464), (32, 24097608), (36, 21420096), (48, 16065072), (54, 14280064), (58, 13295232), (64, 12048804), (72, 10710048), (87, 8863488), (96, 8032536), (108, 7140032), (116, 6647616), (128, 6024402), (144, 5355024), (174, 4431744), (192, 4016268), (216, 3570016), (232, 3323808), (256, 3012201), (261, 2954496), (288, 2677512), (348, 2215872), (384, 2008134), (432, 1785008), (464, 1661904), (522, 1477248), (576, 1338756), (696, 1107936), (768, 1004067), (783, 984832), (864, 892504), (928, 830952), (1044, 738624), (1152, 669378), (1392, 553968), (1566, 492416), (1728, 446252), (1856, 415476), (2088, 369312), (2304, 334689), (2784, 276984), (3132, 246208), (3456, 223126), (3712, 207738), (3847, 200448), (4176, 184656), (5568, 138492), (6264, 123104), (6912, 111563), (7424, 103869), (7694, 100224), (8352, 92328), (11136, 69246), (11541, 66816), (12528, 61552), (15388, 50112), (16704, 46164), (22272, 34623), (23082, 33408), (25056, 30776)]