20117283840

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14083}}^1$

素因数の和:14145

約数の個数: 264

約数和(自身を含む): 71959550208

約数和(自身を除く): 51842266368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1024, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3072, 3720, 3840, 3968, 4464, 4608, 4960, 5120, 5580, 5760, 5952, 7440, 7680, 7936, 8928, 9216, 9920, 11160, 11520, 11904, 14083, 14880, 15360, 15872, 17856, 19840, 22320, 23040, 23808, 28166, 29760, 31744, 35712, 39680, 42249, 44640, 46080, 47616, 56332, 59520, 70415, 71424, 79360, 84498, 89280, 95232, 112664, 119040, 126747, 140830, 142848, 158720, 168996, 178560, 211245, 225328, 238080, 253494, 281660, 285696, 337992, 357120, 422490, 436573, 450656, 476160, 506988, 563320, 633735, 675984, 714240, 844980, 873146, 901312, 1013976, 1126640, 1267470, 1309719, 1351968, 1428480, 1689960, 1746292, 1802624, 2027952, 2182865, 2253280, 2534940, 2619438, 2703936, 3379920, 3492584, 3605248, 3929157, 4055904, 4365730, 4506560, 5069880, 5238876, 5407872, 6548595, 6759840, 6985168, 7210496, 7858314, 8111808, 8731460, 9013120, 10139760, 10477752, 10815744, 13097190, 13519680, 13970336, 14420992, 15716628, 16223616, 17462920, 18026240, 19645785, 20279520, 20955504, 21631488, 26194380, 27039360, 27940672, 31433256, 32447232, 34925840, 36052480, 39291570, 40559040, 41911008, 43262976, 52388760, 54078720, 55881344, 62866512, 64894464, 69851680, 72104960, 78583140, 81118080, 83822016, 104777520, 108157440, 111762688, 125733024, 129788928, 139703360, 157166280, 162236160, 167644032, 209555040, 216314880, 223525376, 251466048, 279406720, 314332560, 324472320, 335288064, 419110080, 447050752, 502932096, 558813440, 628665120, 648944640, 670576128, 838220160, 1005864192, 1117626880, 1257330240, 1341152256, 1676440320, 2011728384, 2235253760, 2514660480, 3352880640, 4023456768, 5029320960, 6705761280, 10058641920, 20117283840]

約数ペア:

[(1, 20117283840), (2, 10058641920), (3, 6705761280), (4, 5029320960), (5, 4023456768), (6, 3352880640), (8, 2514660480), (9, 2235253760), (10, 2011728384), (12, 1676440320), (15, 1341152256), (16, 1257330240), (18, 1117626880), (20, 1005864192), (24, 838220160), (30, 670576128), (31, 648944640), (32, 628665120), (36, 558813440), (40, 502932096), (45, 447050752), (48, 419110080), (60, 335288064), (62, 324472320), (64, 314332560), (72, 279406720), (80, 251466048), (90, 223525376), (93, 216314880), (96, 209555040), (120, 167644032), (124, 162236160), (128, 157166280), (144, 139703360), (155, 129788928), (160, 125733024), (180, 111762688), (186, 108157440), (192, 104777520), (240, 83822016), (248, 81118080), (256, 78583140), (279, 72104960), (288, 69851680), (310, 64894464), (320, 62866512), (360, 55881344), (372, 54078720), (384, 52388760), (465, 43262976), (480, 41911008), (496, 40559040), (512, 39291570), (558, 36052480), (576, 34925840), (620, 32447232), (640, 31433256), (720, 27940672), (744, 27039360), (768, 26194380), (930, 21631488), (960, 20955504), (992, 20279520), (1024, 19645785), (1116, 18026240), (1152, 17462920), (1240, 16223616), (1280, 15716628), (1395, 14420992), (1440, 13970336), (1488, 13519680), (1536, 13097190), (1860, 10815744), (1920, 10477752), (1984, 10139760), (2232, 9013120), (2304, 8731460), (2480, 8111808), (2560, 7858314), (2790, 7210496), (2880, 6985168), (2976, 6759840), (3072, 6548595), (3720, 5407872), (3840, 5238876), (3968, 5069880), (4464, 4506560), (4608, 4365730), (4960, 4055904), (5120, 3929157), (5580, 3605248), (5760, 3492584), (5952, 3379920), (7440, 2703936), (7680, 2619438), (7936, 2534940), (8928, 2253280), (9216, 2182865), (9920, 2027952), (11160, 1802624), (11520, 1746292), (11904, 1689960), (14083, 1428480), (14880, 1351968), (15360, 1309719), (15872, 1267470), (17856, 1126640), (19840, 1013976), (22320, 901312), (23040, 873146), (23808, 844980), (28166, 714240), (29760, 675984), (31744, 633735), (35712, 563320), (39680, 506988), (42249, 476160), (44640, 450656), (46080, 436573), (47616, 422490), (56332, 357120), (59520, 337992), (70415, 285696), (71424, 281660), (79360, 253494), (84498, 238080), (89280, 225328), (95232, 211245), (112664, 178560), (119040, 168996), (126747, 158720), (140830, 142848)]