20485820160

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15199}}^1$

素因数の和:15245

約数の個数: 360

約数和(自身を含む): 78945820800

約数和(自身を除く): 58460000640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 324, 351, 360, 384, 390, 405, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 648, 702, 720, 768, 780, 810, 832, 864, 936, 960, 1040, 1053, 1080, 1152, 1170, 1248, 1280, 1296, 1404, 1440, 1560, 1620, 1664, 1728, 1755, 1872, 1920, 2080, 2106, 2160, 2304, 2340, 2496, 2592, 2808, 2880, 3120, 3240, 3328, 3456, 3510, 3744, 3840, 4160, 4212, 4320, 4680, 4992, 5184, 5265, 5616, 5760, 6240, 6480, 6912, 7020, 7488, 8320, 8424, 8640, 9360, 9984, 10368, 10530, 11232, 11520, 12480, 12960, 14040, 14976, 15199, 16640, 16848, 17280, 18720, 20736, 21060, 22464, 24960, 25920, 28080, 29952, 30398, 33696, 34560, 37440, 42120, 44928, 45597, 49920, 51840, 56160, 60796, 67392, 74880, 75995, 84240, 89856, 91194, 103680, 112320, 121592, 134784, 136791, 149760, 151990, 168480, 182388, 197587, 224640, 227985, 243184, 269568, 273582, 303980, 336960, 364776, 395174, 410373, 449280, 455970, 486368, 547164, 592761, 607960, 673920, 683955, 729552, 790348, 820746, 911940, 972736, 987935, 1094328, 1185522, 1215920, 1231119, 1347840, 1367910, 1459104, 1580696, 1641492, 1778283, 1823880, 1945472, 1975870, 2051865, 2188656, 2371044, 2431840, 2462238, 2735820, 2918208, 2963805, 3161392, 3282984, 3556566, 3647760, 3890944, 3951740, 4103730, 4377312, 4742088, 4863680, 4924476, 5334849, 5471640, 5836416, 5927610, 6155595, 6322784, 6565968, 7113132, 7295520, 7903480, 8207460, 8754624, 8891415, 9484176, 9727360, 9848952, 10669698, 10943280, 11672832, 11855220, 12311190, 12645568, 13131936, 14226264, 14591040, 15806960, 16004547, 16414920, 17509248, 17782830, 18968352, 19454720, 19697904, 21339396, 21886560, 23710440, 24622380, 25291136, 26263872, 26674245, 28452528, 29182080, 31613920, 32009094, 32829840, 35018496, 35565660, 37936704, 39395808, 42678792, 43773120, 47420880, 49244760, 50582272, 52527744, 53348490, 56905056, 58364160, 63227840, 64018188, 65659680, 71131320, 75873408, 78791616, 80022735, 85357584, 87546240, 94841760, 98489520, 105055488, 106696980, 113810112, 126455680, 128036376, 131319360, 142262640, 151746816, 157583232, 160045470, 170715168, 175092480, 189683520, 196979040, 213393960, 227620224, 252911360, 256072752, 262638720, 284525280, 315166464, 320090940, 341430336, 379367040, 393958080, 426787920, 455240448, 512145504, 525277440, 569050560, 640181880, 682860672, 758734080, 787916160, 853575840, 1024291008, 1138101120, 1280363760, 1365721344, 1575832320, 1707151680, 2048582016, 2276202240, 2560727520, 3414303360, 4097164032, 5121455040, 6828606720, 10242910080, 20485820160]

約数ペア:

[(1, 20485820160), (2, 10242910080), (3, 6828606720), (4, 5121455040), (5, 4097164032), (6, 3414303360), (8, 2560727520), (9, 2276202240), (10, 2048582016), (12, 1707151680), (13, 1575832320), (15, 1365721344), (16, 1280363760), (18, 1138101120), (20, 1024291008), (24, 853575840), (26, 787916160), (27, 758734080), (30, 682860672), (32, 640181880), (36, 569050560), (39, 525277440), (40, 512145504), (45, 455240448), (48, 426787920), (52, 393958080), (54, 379367040), (60, 341430336), (64, 320090940), (65, 315166464), (72, 284525280), (78, 262638720), (80, 256072752), (81, 252911360), (90, 227620224), (96, 213393960), (104, 196979040), (108, 189683520), (117, 175092480), (120, 170715168), (128, 160045470), (130, 157583232), (135, 151746816), (144, 142262640), (156, 131319360), (160, 128036376), (162, 126455680), (180, 113810112), (192, 106696980), (195, 105055488), (208, 98489520), (216, 94841760), (234, 87546240), (240, 85357584), (256, 80022735), (260, 78791616), (270, 75873408), (288, 71131320), (312, 65659680), (320, 64018188), (324, 63227840), (351, 58364160), (360, 56905056), (384, 53348490), (390, 52527744), (405, 50582272), (416, 49244760), (432, 47420880), (468, 43773120), (480, 42678792), (520, 39395808), (540, 37936704), (576, 35565660), (585, 35018496), (624, 32829840), (640, 32009094), (648, 31613920), (702, 29182080), (720, 28452528), (768, 26674245), (780, 26263872), (810, 25291136), (832, 24622380), (864, 23710440), (936, 21886560), (960, 21339396), (1040, 19697904), (1053, 19454720), (1080, 18968352), (1152, 17782830), (1170, 17509248), (1248, 16414920), (1280, 16004547), (1296, 15806960), (1404, 14591040), (1440, 14226264), (1560, 13131936), (1620, 12645568), (1664, 12311190), (1728, 11855220), (1755, 11672832), (1872, 10943280), (1920, 10669698), (2080, 9848952), (2106, 9727360), (2160, 9484176), (2304, 8891415), (2340, 8754624), (2496, 8207460), (2592, 7903480), (2808, 7295520), (2880, 7113132), (3120, 6565968), (3240, 6322784), (3328, 6155595), (3456, 5927610), (3510, 5836416), (3744, 5471640), (3840, 5334849), (4160, 4924476), (4212, 4863680), (4320, 4742088), (4680, 4377312), (4992, 4103730), (5184, 3951740), (5265, 3890944), (5616, 3647760), (5760, 3556566), (6240, 3282984), (6480, 3161392), (6912, 2963805), (7020, 2918208), (7488, 2735820), (8320, 2462238), (8424, 2431840), (8640, 2371044), (9360, 2188656), (9984, 2051865), (10368, 1975870), (10530, 1945472), (11232, 1823880), (11520, 1778283), (12480, 1641492), (12960, 1580696), (14040, 1459104), (14976, 1367910), (15199, 1347840), (16640, 1231119), (16848, 1215920), (17280, 1185522), (18720, 1094328), (20736, 987935), (21060, 972736), (22464, 911940), (24960, 820746), (25920, 790348), (28080, 729552), (29952, 683955), (30398, 673920), (33696, 607960), (34560, 592761), (37440, 547164), (42120, 486368), (44928, 455970), (45597, 449280), (49920, 410373), (51840, 395174), (56160, 364776), (60796, 336960), (67392, 303980), (74880, 273582), (75995, 269568), (84240, 243184), (89856, 227985), (91194, 224640), (103680, 197587), (112320, 182388), (121592, 168480), (134784, 151990), (136791, 149760)]