20512258560

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3191}}^1$

素因数の和:3257

約数の個数: 400

約数和(自身を含む): 75862144512

約数和(自身を除く): 55349885952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 248, 256, 270, 279, 288, 310, 320, 324, 360, 372, 384, 405, 432, 465, 480, 496, 512, 540, 558, 576, 620, 640, 648, 720, 744, 768, 810, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1280, 1296, 1395, 1440, 1488, 1536, 1620, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2304, 2480, 2511, 2560, 2592, 2790, 2880, 2976, 3191, 3240, 3348, 3456, 3720, 3840, 3968, 4185, 4320, 4464, 4608, 4960, 5022, 5184, 5580, 5760, 5952, 6382, 6480, 6696, 6912, 7440, 7680, 7936, 8370, 8640, 8928, 9573, 9920, 10044, 10368, 11160, 11520, 11904, 12555, 12764, 12960, 13392, 13824, 14880, 15872, 15955, 16740, 17280, 17856, 19146, 19840, 20088, 20736, 22320, 23040, 23808, 25110, 25528, 25920, 26784, 28719, 29760, 31910, 33480, 34560, 35712, 38292, 39680, 40176, 41472, 44640, 47616, 47865, 50220, 51056, 51840, 53568, 57438, 59520, 63820, 66960, 69120, 71424, 76584, 79360, 80352, 86157, 89280, 95730, 98921, 100440, 102112, 103680, 107136, 114876, 119040, 127640, 133920, 142848, 143595, 153168, 160704, 172314, 178560, 191460, 197842, 200880, 204224, 207360, 214272, 229752, 238080, 255280, 258471, 267840, 287190, 296763, 306336, 321408, 344628, 357120, 382920, 395684, 401760, 408448, 428544, 430785, 459504, 494605, 510560, 516942, 535680, 574380, 593526, 612672, 642816, 689256, 714240, 765840, 791368, 803520, 816896, 861570, 890289, 919008, 989210, 1021120, 1033884, 1071360, 1148760, 1187052, 1225344, 1285632, 1292355, 1378512, 1483815, 1531680, 1582736, 1607040, 1633792, 1723140, 1780578, 1838016, 1978420, 2042240, 2067768, 2142720, 2297520, 2374104, 2450688, 2584710, 2670867, 2757024, 2967630, 3063360, 3165472, 3214080, 3446280, 3561156, 3676032, 3956840, 4084480, 4135536, 4451445, 4595040, 4748208, 4901376, 5169420, 5341734, 5514048, 5935260, 6126720, 6330944, 6428160, 6892560, 7122312, 7352064, 7913680, 8012601, 8168960, 8271072, 8902890, 9190080, 9496416, 10338840, 10683468, 11028096, 11870520, 12253440, 12661888, 13354335, 13785120, 14244624, 14704128, 15827360, 16025202, 16542144, 17805780, 18380160, 18992832, 20677680, 21366936, 22056192, 23741040, 24506880, 25323776, 26708670, 27570240, 28489248, 31654720, 32050404, 33084288, 35611560, 36760320, 37985664, 40063005, 41355360, 42733872, 44112384, 47482080, 50647552, 53417340, 55140480, 56978496, 63309440, 64100808, 66168576, 71223120, 73520640, 75971328, 80126010, 82710720, 85467744, 94964160, 106834680, 110280960, 113956992, 126618880, 128201616, 132337152, 142446240, 151942656, 160252020, 165421440, 170935488, 189928320, 213669360, 220561920, 227913984, 253237760, 256403232, 284892480, 320504040, 330842880, 341870976, 379856640, 427338720, 455827968, 512806464, 569784960, 641008080, 661685760, 683741952, 759713280, 854677440, 1025612928, 1139569920, 1282016160, 1367483904, 1709354880, 2051225856, 2279139840, 2564032320, 3418709760, 4102451712, 5128064640, 6837419520, 10256129280, 20512258560]

約数ペア:

[(1, 20512258560), (2, 10256129280), (3, 6837419520), (4, 5128064640), (5, 4102451712), (6, 3418709760), (8, 2564032320), (9, 2279139840), (10, 2051225856), (12, 1709354880), (15, 1367483904), (16, 1282016160), (18, 1139569920), (20, 1025612928), (24, 854677440), (27, 759713280), (30, 683741952), (31, 661685760), (32, 641008080), (36, 569784960), (40, 512806464), (45, 455827968), (48, 427338720), (54, 379856640), (60, 341870976), (62, 330842880), (64, 320504040), (72, 284892480), (80, 256403232), (81, 253237760), (90, 227913984), (93, 220561920), (96, 213669360), (108, 189928320), (120, 170935488), (124, 165421440), (128, 160252020), (135, 151942656), (144, 142446240), (155, 132337152), (160, 128201616), (162, 126618880), (180, 113956992), (186, 110280960), (192, 106834680), (216, 94964160), (240, 85467744), (248, 82710720), (256, 80126010), (270, 75971328), (279, 73520640), (288, 71223120), (310, 66168576), (320, 64100808), (324, 63309440), (360, 56978496), (372, 55140480), (384, 53417340), (405, 50647552), (432, 47482080), (465, 44112384), (480, 42733872), (496, 41355360), (512, 40063005), (540, 37985664), (558, 36760320), (576, 35611560), (620, 33084288), (640, 32050404), (648, 31654720), (720, 28489248), (744, 27570240), (768, 26708670), (810, 25323776), (837, 24506880), (864, 23741040), (930, 22056192), (960, 21366936), (992, 20677680), (1080, 18992832), (1116, 18380160), (1152, 17805780), (1240, 16542144), (1280, 16025202), (1296, 15827360), (1395, 14704128), (1440, 14244624), (1488, 13785120), (1536, 13354335), (1620, 12661888), (1674, 12253440), (1728, 11870520), (1860, 11028096), (1920, 10683468), (1984, 10338840), (2160, 9496416), (2232, 9190080), (2304, 8902890), (2480, 8271072), (2511, 8168960), (2560, 8012601), (2592, 7913680), (2790, 7352064), (2880, 7122312), (2976, 6892560), (3191, 6428160), (3240, 6330944), (3348, 6126720), (3456, 5935260), (3720, 5514048), (3840, 5341734), (3968, 5169420), (4185, 4901376), (4320, 4748208), (4464, 4595040), (4608, 4451445), (4960, 4135536), (5022, 4084480), (5184, 3956840), (5580, 3676032), (5760, 3561156), (5952, 3446280), (6382, 3214080), (6480, 3165472), (6696, 3063360), (6912, 2967630), (7440, 2757024), (7680, 2670867), (7936, 2584710), (8370, 2450688), (8640, 2374104), (8928, 2297520), (9573, 2142720), (9920, 2067768), (10044, 2042240), (10368, 1978420), (11160, 1838016), (11520, 1780578), (11904, 1723140), (12555, 1633792), (12764, 1607040), (12960, 1582736), (13392, 1531680), (13824, 1483815), (14880, 1378512), (15872, 1292355), (15955, 1285632), (16740, 1225344), (17280, 1187052), (17856, 1148760), (19146, 1071360), (19840, 1033884), (20088, 1021120), (20736, 989210), (22320, 919008), (23040, 890289), (23808, 861570), (25110, 816896), (25528, 803520), (25920, 791368), (26784, 765840), (28719, 714240), (29760, 689256), (31910, 642816), (33480, 612672), (34560, 593526), (35712, 574380), (38292, 535680), (39680, 516942), (40176, 510560), (41472, 494605), (44640, 459504), (47616, 430785), (47865, 428544), (50220, 408448), (51056, 401760), (51840, 395684), (53568, 382920), (57438, 357120), (59520, 344628), (63820, 321408), (66960, 306336), (69120, 296763), (71424, 287190), (76584, 267840), (79360, 258471), (80352, 255280), (86157, 238080), (89280, 229752), (95730, 214272), (98921, 207360), (100440, 204224), (102112, 200880), (103680, 197842), (107136, 191460), (114876, 178560), (119040, 172314), (127640, 160704), (133920, 153168), (142848, 143595)]