20218199040

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33751}}^1$

素因数の和:33795

約数の個数: 264

約数和(自身を含む): 75446655648

約数和(自身を除く): 55228456608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1024, 1040, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2560, 2880, 3072, 3120, 3328, 3744, 3840, 4160, 4608, 4680, 4992, 5120, 5760, 6240, 6656, 7488, 7680, 8320, 9216, 9360, 9984, 11520, 12480, 13312, 14976, 15360, 16640, 18720, 19968, 23040, 24960, 29952, 33280, 33751, 37440, 39936, 46080, 49920, 59904, 66560, 67502, 74880, 99840, 101253, 119808, 135004, 149760, 168755, 199680, 202506, 270008, 299520, 303759, 337510, 405012, 438763, 506265, 540016, 599040, 607518, 675020, 810024, 877526, 1012530, 1080032, 1215036, 1316289, 1350040, 1518795, 1620048, 1755052, 2025060, 2160064, 2193815, 2430072, 2632578, 2700080, 3037590, 3240096, 3510104, 3948867, 4050120, 4320128, 4387630, 4860144, 5265156, 5400160, 6075180, 6480192, 6581445, 7020208, 7897734, 8100240, 8640256, 8775260, 9720288, 10530312, 10800320, 12150360, 12960384, 13162890, 14040416, 15795468, 16200480, 17280512, 17550520, 19440576, 19744335, 21060624, 21600640, 24300720, 25920768, 26325780, 28080832, 31590936, 32400960, 34561024, 35101040, 38881152, 39488670, 42121248, 43201280, 48601440, 51841536, 52651560, 56161664, 63181872, 64801920, 70202080, 77762304, 78977340, 84242496, 86402560, 97202880, 103683072, 105303120, 112323328, 126363744, 129603840, 140404160, 155524608, 157954680, 168484992, 172805120, 194405760, 210606240, 224646656, 252727488, 259207680, 280808320, 311049216, 315909360, 336969984, 388811520, 421212480, 449293312, 505454976, 518415360, 561616640, 631818720, 673939968, 777623040, 842424960, 1010909952, 1123233280, 1263637440, 1347879936, 1555246080, 1684849920, 2021819904, 2246466560, 2527274880, 3369699840, 4043639808, 5054549760, 6739399680, 10109099520, 20218199040]

約数ペア:

[(1, 20218199040), (2, 10109099520), (3, 6739399680), (4, 5054549760), (5, 4043639808), (6, 3369699840), (8, 2527274880), (9, 2246466560), (10, 2021819904), (12, 1684849920), (13, 1555246080), (15, 1347879936), (16, 1263637440), (18, 1123233280), (20, 1010909952), (24, 842424960), (26, 777623040), (30, 673939968), (32, 631818720), (36, 561616640), (39, 518415360), (40, 505454976), (45, 449293312), (48, 421212480), (52, 388811520), (60, 336969984), (64, 315909360), (65, 311049216), (72, 280808320), (78, 259207680), (80, 252727488), (90, 224646656), (96, 210606240), (104, 194405760), (117, 172805120), (120, 168484992), (128, 157954680), (130, 155524608), (144, 140404160), (156, 129603840), (160, 126363744), (180, 112323328), (192, 105303120), (195, 103683072), (208, 97202880), (234, 86402560), (240, 84242496), (256, 78977340), (260, 77762304), (288, 70202080), (312, 64801920), (320, 63181872), (360, 56161664), (384, 52651560), (390, 51841536), (416, 48601440), (468, 43201280), (480, 42121248), (512, 39488670), (520, 38881152), (576, 35101040), (585, 34561024), (624, 32400960), (640, 31590936), (720, 28080832), (768, 26325780), (780, 25920768), (832, 24300720), (936, 21600640), (960, 21060624), (1024, 19744335), (1040, 19440576), (1152, 17550520), (1170, 17280512), (1248, 16200480), (1280, 15795468), (1440, 14040416), (1536, 13162890), (1560, 12960384), (1664, 12150360), (1872, 10800320), (1920, 10530312), (2080, 9720288), (2304, 8775260), (2340, 8640256), (2496, 8100240), (2560, 7897734), (2880, 7020208), (3072, 6581445), (3120, 6480192), (3328, 6075180), (3744, 5400160), (3840, 5265156), (4160, 4860144), (4608, 4387630), (4680, 4320128), (4992, 4050120), (5120, 3948867), (5760, 3510104), (6240, 3240096), (6656, 3037590), (7488, 2700080), (7680, 2632578), (8320, 2430072), (9216, 2193815), (9360, 2160064), (9984, 2025060), (11520, 1755052), (12480, 1620048), (13312, 1518795), (14976, 1350040), (15360, 1316289), (16640, 1215036), (18720, 1080032), (19968, 1012530), (23040, 877526), (24960, 810024), (29952, 675020), (33280, 607518), (33751, 599040), (37440, 540016), (39936, 506265), (46080, 438763), (49920, 405012), (59904, 337510), (66560, 303759), (67502, 299520), (74880, 270008), (99840, 202506), (101253, 199680), (119808, 168755), (135004, 149760)]