1680870912

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1029

約数の個数: 240

約数和(自身を含む): 5441116032

約数和(自身を除く): 3760245120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 49, 56, 64, 69, 84, 92, 96, 98, 112, 128, 138, 147, 161, 168, 184, 192, 196, 224, 256, 276, 294, 322, 336, 368, 384, 392, 448, 483, 512, 552, 588, 644, 672, 736, 768, 784, 896, 966, 971, 1104, 1127, 1176, 1288, 1344, 1472, 1536, 1568, 1792, 1932, 1942, 2208, 2254, 2352, 2576, 2688, 2913, 2944, 3136, 3381, 3584, 3864, 3884, 4416, 4508, 4704, 5152, 5376, 5826, 5888, 6272, 6762, 6797, 7728, 7768, 8832, 9016, 9408, 10304, 10752, 11652, 11776, 12544, 13524, 13594, 15456, 15536, 17664, 18032, 18816, 20391, 20608, 22333, 23304, 25088, 27048, 27188, 30912, 31072, 35328, 36064, 37632, 40782, 41216, 44666, 46608, 47579, 54096, 54376, 61824, 62144, 66999, 72128, 75264, 81564, 82432, 89332, 93216, 95158, 108192, 108752, 123648, 124288, 133998, 142737, 144256, 156331, 163128, 178664, 186432, 190316, 216384, 217504, 247296, 248576, 267996, 285474, 288512, 312662, 326256, 357328, 372864, 380632, 432768, 435008, 468993, 497152, 535992, 570948, 577024, 625324, 652512, 714656, 745728, 761264, 865536, 870016, 937986, 1071984, 1094317, 1141896, 1250648, 1305024, 1429312, 1491456, 1522528, 1731072, 1740032, 1875972, 2143968, 2188634, 2283792, 2501296, 2610048, 2858624, 3045056, 3282951, 3480064, 3751944, 4287936, 4377268, 4567584, 5002592, 5220096, 5717248, 6090112, 6565902, 7503888, 8575872, 8754536, 9135168, 10005184, 10440192, 11434496, 12180224, 13131804, 15007776, 17151744, 17509072, 18270336, 20010368, 24360448, 26263608, 30015552, 34303488, 35018144, 36540672, 40020736, 52527216, 60031104, 70036288, 73081344, 80041472, 105054432, 120062208, 140072576, 210108864, 240124416, 280145152, 420217728, 560290304, 840435456, 1680870912]

約数ペア:

[(1, 1680870912), (2, 840435456), (3, 560290304), (4, 420217728), (6, 280145152), (7, 240124416), (8, 210108864), (12, 140072576), (14, 120062208), (16, 105054432), (21, 80041472), (23, 73081344), (24, 70036288), (28, 60031104), (32, 52527216), (42, 40020736), (46, 36540672), (48, 35018144), (49, 34303488), (56, 30015552), (64, 26263608), (69, 24360448), (84, 20010368), (92, 18270336), (96, 17509072), (98, 17151744), (112, 15007776), (128, 13131804), (138, 12180224), (147, 11434496), (161, 10440192), (168, 10005184), (184, 9135168), (192, 8754536), (196, 8575872), (224, 7503888), (256, 6565902), (276, 6090112), (294, 5717248), (322, 5220096), (336, 5002592), (368, 4567584), (384, 4377268), (392, 4287936), (448, 3751944), (483, 3480064), (512, 3282951), (552, 3045056), (588, 2858624), (644, 2610048), (672, 2501296), (736, 2283792), (768, 2188634), (784, 2143968), (896, 1875972), (966, 1740032), (971, 1731072), (1104, 1522528), (1127, 1491456), (1176, 1429312), (1288, 1305024), (1344, 1250648), (1472, 1141896), (1536, 1094317), (1568, 1071984), (1792, 937986), (1932, 870016), (1942, 865536), (2208, 761264), (2254, 745728), (2352, 714656), (2576, 652512), (2688, 625324), (2913, 577024), (2944, 570948), (3136, 535992), (3381, 497152), (3584, 468993), (3864, 435008), (3884, 432768), (4416, 380632), (4508, 372864), (4704, 357328), (5152, 326256), (5376, 312662), (5826, 288512), (5888, 285474), (6272, 267996), (6762, 248576), (6797, 247296), (7728, 217504), (7768, 216384), (8832, 190316), (9016, 186432), (9408, 178664), (10304, 163128), (10752, 156331), (11652, 144256), (11776, 142737), (12544, 133998), (13524, 124288), (13594, 123648), (15456, 108752), (15536, 108192), (17664, 95158), (18032, 93216), (18816, 89332), (20391, 82432), (20608, 81564), (22333, 75264), (23304, 72128), (25088, 66999), (27048, 62144), (27188, 61824), (30912, 54376), (31072, 54096), (35328, 47579), (36064, 46608), (37632, 44666), (40782, 41216)]