1680696000

素因数分解:

$2^6\times 3^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:318

約数の個数: 448

約数和(自身を含む): 6390558720

約数和(自身を除く): 4709862720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 31, 32, 36, 40, 45, 48, 50, 54, 60, 62, 64, 72, 75, 80, 90, 93, 96, 100, 108, 120, 124, 125, 135, 144, 150, 155, 160, 180, 186, 192, 200, 216, 225, 240, 248, 250, 251, 270, 279, 288, 300, 310, 320, 360, 372, 375, 400, 432, 450, 465, 480, 496, 500, 502, 540, 558, 576, 600, 620, 675, 720, 744, 750, 753, 775, 800, 837, 864, 900, 930, 960, 992, 1000, 1004, 1080, 1116, 1125, 1200, 1240, 1255, 1350, 1395, 1440, 1488, 1500, 1506, 1550, 1600, 1674, 1728, 1800, 1860, 1984, 2000, 2008, 2160, 2232, 2250, 2259, 2325, 2400, 2480, 2510, 2700, 2790, 2880, 2976, 3000, 3012, 3100, 3348, 3375, 3600, 3720, 3765, 3875, 4000, 4016, 4185, 4320, 4464, 4500, 4518, 4650, 4800, 4960, 5020, 5400, 5580, 5952, 6000, 6024, 6200, 6275, 6696, 6750, 6777, 6975, 7200, 7440, 7530, 7750, 7781, 8000, 8032, 8370, 8640, 8928, 9000, 9036, 9300, 9920, 10040, 10800, 11160, 11295, 11625, 12000, 12048, 12400, 12550, 13392, 13500, 13554, 13950, 14400, 14880, 15060, 15500, 15562, 16064, 16740, 17856, 18000, 18072, 18600, 18825, 20080, 20925, 21600, 22320, 22590, 23250, 23343, 24000, 24096, 24800, 25100, 26784, 27000, 27108, 27900, 29760, 30120, 31000, 31124, 31375, 33480, 33885, 34875, 36000, 36144, 37200, 37650, 38905, 40160, 41850, 43200, 44640, 45180, 46500, 46686, 48192, 49600, 50200, 53568, 54000, 54216, 55800, 56475, 60240, 62000, 62248, 62750, 66960, 67770, 69750, 70029, 72000, 72288, 74400, 75300, 77810, 80320, 83700, 89280, 90360, 93000, 93372, 94125, 100400, 104625, 108000, 108432, 111600, 112950, 116715, 120480, 124000, 124496, 125500, 133920, 135540, 139500, 140058, 144576, 148800, 150600, 155620, 167400, 169425, 180720, 186000, 186744, 188250, 194525, 200800, 209250, 210087, 216000, 216864, 223200, 225900, 233430, 240960, 248000, 248992, 251000, 267840, 271080, 279000, 280116, 282375, 301200, 311240, 334800, 338850, 350145, 361440, 372000, 373488, 376500, 389050, 401600, 418500, 420174, 433728, 446400, 451800, 466860, 497984, 502000, 542160, 558000, 560232, 564750, 583575, 602400, 622480, 669600, 677700, 700290, 722880, 744000, 746976, 753000, 778100, 837000, 840348, 847125, 903600, 933720, 972625, 1004000, 1050435, 1084320, 1116000, 1120464, 1129500, 1167150, 1204800, 1244960, 1339200, 1355400, 1400580, 1493952, 1506000, 1556200, 1674000, 1680696, 1694250, 1750725, 1807200, 1867440, 1945250, 2008000, 2100870, 2168640, 2232000, 2240928, 2259000, 2334300, 2489920, 2710800, 2801160, 2917875, 3012000, 3112400, 3348000, 3361392, 3388500, 3501450, 3614400, 3734880, 3890500, 4201740, 4481856, 4518000, 4668600, 5252175, 5421600, 5602320, 5835750, 6024000, 6224800, 6696000, 6722784, 6777000, 7002900, 7469760, 7781000, 8403480, 8753625, 9036000, 9337200, 10504350, 10843200, 11204640, 11671500, 12449600, 13445568, 13554000, 14005800, 15562000, 16806960, 17507250, 18072000, 18674400, 21008700, 22409280, 23343000, 26260875, 27108000, 28011600, 31124000, 33613920, 35014500, 37348800, 42017400, 46686000, 52521750, 54216000, 56023200, 62248000, 67227840, 70029000, 84034800, 93372000, 105043500, 112046400, 140058000, 168069600, 186744000, 210087000, 280116000, 336139200, 420174000, 560232000, 840348000, 1680696000]

約数ペア:

[(1, 1680696000), (2, 840348000), (3, 560232000), (4, 420174000), (5, 336139200), (6, 280116000), (8, 210087000), (9, 186744000), (10, 168069600), (12, 140058000), (15, 112046400), (16, 105043500), (18, 93372000), (20, 84034800), (24, 70029000), (25, 67227840), (27, 62248000), (30, 56023200), (31, 54216000), (32, 52521750), (36, 46686000), (40, 42017400), (45, 37348800), (48, 35014500), (50, 33613920), (54, 31124000), (60, 28011600), (62, 27108000), (64, 26260875), (72, 23343000), (75, 22409280), (80, 21008700), (90, 18674400), (93, 18072000), (96, 17507250), (100, 16806960), (108, 15562000), (120, 14005800), (124, 13554000), (125, 13445568), (135, 12449600), (144, 11671500), (150, 11204640), (155, 10843200), (160, 10504350), (180, 9337200), (186, 9036000), (192, 8753625), (200, 8403480), (216, 7781000), (225, 7469760), (240, 7002900), (248, 6777000), (250, 6722784), (251, 6696000), (270, 6224800), (279, 6024000), (288, 5835750), (300, 5602320), (310, 5421600), (320, 5252175), (360, 4668600), (372, 4518000), (375, 4481856), (400, 4201740), (432, 3890500), (450, 3734880), (465, 3614400), (480, 3501450), (496, 3388500), (500, 3361392), (502, 3348000), (540, 3112400), (558, 3012000), (576, 2917875), (600, 2801160), (620, 2710800), (675, 2489920), (720, 2334300), (744, 2259000), (750, 2240928), (753, 2232000), (775, 2168640), (800, 2100870), (837, 2008000), (864, 1945250), (900, 1867440), (930, 1807200), (960, 1750725), (992, 1694250), (1000, 1680696), (1004, 1674000), (1080, 1556200), (1116, 1506000), (1125, 1493952), (1200, 1400580), (1240, 1355400), (1255, 1339200), (1350, 1244960), (1395, 1204800), (1440, 1167150), (1488, 1129500), (1500, 1120464), (1506, 1116000), (1550, 1084320), (1600, 1050435), (1674, 1004000), (1728, 972625), (1800, 933720), (1860, 903600), (1984, 847125), (2000, 840348), (2008, 837000), (2160, 778100), (2232, 753000), (2250, 746976), (2259, 744000), (2325, 722880), (2400, 700290), (2480, 677700), (2510, 669600), (2700, 622480), (2790, 602400), (2880, 583575), (2976, 564750), (3000, 560232), (3012, 558000), (3100, 542160), (3348, 502000), (3375, 497984), (3600, 466860), (3720, 451800), (3765, 446400), (3875, 433728), (4000, 420174), (4016, 418500), (4185, 401600), (4320, 389050), (4464, 376500), (4500, 373488), (4518, 372000), (4650, 361440), (4800, 350145), (4960, 338850), (5020, 334800), (5400, 311240), (5580, 301200), (5952, 282375), (6000, 280116), (6024, 279000), (6200, 271080), (6275, 267840), (6696, 251000), (6750, 248992), (6777, 248000), (6975, 240960), (7200, 233430), (7440, 225900), (7530, 223200), (7750, 216864), (7781, 216000), (8000, 210087), (8032, 209250), (8370, 200800), (8640, 194525), (8928, 188250), (9000, 186744), (9036, 186000), (9300, 180720), (9920, 169425), (10040, 167400), (10800, 155620), (11160, 150600), (11295, 148800), (11625, 144576), (12000, 140058), (12048, 139500), (12400, 135540), (12550, 133920), (13392, 125500), (13500, 124496), (13554, 124000), (13950, 120480), (14400, 116715), (14880, 112950), (15060, 111600), (15500, 108432), (15562, 108000), (16064, 104625), (16740, 100400), (17856, 94125), (18000, 93372), (18072, 93000), (18600, 90360), (18825, 89280), (20080, 83700), (20925, 80320), (21600, 77810), (22320, 75300), (22590, 74400), (23250, 72288), (23343, 72000), (24000, 70029), (24096, 69750), (24800, 67770), (25100, 66960), (26784, 62750), (27000, 62248), (27108, 62000), (27900, 60240), (29760, 56475), (30120, 55800), (31000, 54216), (31124, 54000), (31375, 53568), (33480, 50200), (33885, 49600), (34875, 48192), (36000, 46686), (36144, 46500), (37200, 45180), (37650, 44640), (38905, 43200), (40160, 41850)]