20187041280

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12113}}^1$

素因数の和:12177

約数の個数: 320

約数和(自身を含む): 76140269568

約数和(自身を除く): 55953228288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 512, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 992, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1536, 1680, 1736, 1792, 1860, 1920, 1984, 2170, 2240, 2480, 2560, 2604, 2688, 2976, 3255, 3360, 3472, 3584, 3720, 3840, 3968, 4340, 4480, 4960, 5208, 5376, 5952, 6510, 6720, 6944, 7440, 7680, 7936, 8680, 8960, 9920, 10416, 10752, 11904, 12113, 13020, 13440, 13888, 14880, 15872, 17360, 17920, 19840, 20832, 23808, 24226, 26040, 26880, 27776, 29760, 34720, 36339, 39680, 41664, 47616, 48452, 52080, 53760, 55552, 59520, 60565, 69440, 72678, 79360, 83328, 84791, 96904, 104160, 111104, 119040, 121130, 138880, 145356, 166656, 169582, 181695, 193808, 208320, 238080, 242260, 254373, 277760, 290712, 333312, 339164, 363390, 375503, 387616, 416640, 423955, 484520, 508746, 555520, 581424, 678328, 726780, 751006, 775232, 833280, 847910, 969040, 1017492, 1126509, 1162848, 1271865, 1356656, 1453560, 1502012, 1550464, 1666560, 1695820, 1877515, 1938080, 2034984, 2253018, 2325696, 2543730, 2628521, 2713312, 2907120, 3004024, 3100928, 3391640, 3755030, 3876160, 4069968, 4506036, 4651392, 5087460, 5257042, 5426624, 5632545, 5814240, 6008048, 6201856, 6783280, 7510060, 7752320, 7885563, 8139936, 9012072, 9302784, 10174920, 10514084, 10853248, 11265090, 11628480, 12016096, 13142605, 13566560, 15020120, 15504640, 15771126, 16279872, 18024144, 18605568, 20349840, 21028168, 21706496, 22530180, 23256960, 24032192, 26285210, 27133120, 30040240, 31009280, 31542252, 32559744, 36048288, 39427815, 40699680, 42056336, 43412992, 45060360, 46513920, 48064384, 52570420, 54266240, 60080480, 63084504, 65119488, 72096576, 78855630, 81399360, 84112672, 90120720, 93027840, 96128768, 105140840, 108532480, 120160960, 126169008, 130238976, 144193152, 157711260, 162798720, 168225344, 180241440, 192257536, 210281680, 217064960, 240321920, 252338016, 288386304, 315422520, 325597440, 336450688, 360482880, 420563360, 480643840, 504676032, 576772608, 630845040, 651194880, 672901376, 720965760, 841126720, 961287680, 1009352064, 1261690080, 1345802752, 1441931520, 1682253440, 2018704128, 2523380160, 2883863040, 3364506880, 4037408256, 5046760320, 6729013760, 10093520640, 20187041280]

約数ペア:

[(1, 20187041280), (2, 10093520640), (3, 6729013760), (4, 5046760320), (5, 4037408256), (6, 3364506880), (7, 2883863040), (8, 2523380160), (10, 2018704128), (12, 1682253440), (14, 1441931520), (15, 1345802752), (16, 1261690080), (20, 1009352064), (21, 961287680), (24, 841126720), (28, 720965760), (30, 672901376), (31, 651194880), (32, 630845040), (35, 576772608), (40, 504676032), (42, 480643840), (48, 420563360), (56, 360482880), (60, 336450688), (62, 325597440), (64, 315422520), (70, 288386304), (80, 252338016), (84, 240321920), (93, 217064960), (96, 210281680), (105, 192257536), (112, 180241440), (120, 168225344), (124, 162798720), (128, 157711260), (140, 144193152), (155, 130238976), (160, 126169008), (168, 120160960), (186, 108532480), (192, 105140840), (210, 96128768), (217, 93027840), (224, 90120720), (240, 84112672), (248, 81399360), (256, 78855630), (280, 72096576), (310, 65119488), (320, 63084504), (336, 60080480), (372, 54266240), (384, 52570420), (420, 48064384), (434, 46513920), (448, 45060360), (465, 43412992), (480, 42056336), (496, 40699680), (512, 39427815), (560, 36048288), (620, 32559744), (640, 31542252), (651, 31009280), (672, 30040240), (744, 27133120), (768, 26285210), (840, 24032192), (868, 23256960), (896, 22530180), (930, 21706496), (960, 21028168), (992, 20349840), (1085, 18605568), (1120, 18024144), (1240, 16279872), (1280, 15771126), (1302, 15504640), (1344, 15020120), (1488, 13566560), (1536, 13142605), (1680, 12016096), (1736, 11628480), (1792, 11265090), (1860, 10853248), (1920, 10514084), (1984, 10174920), (2170, 9302784), (2240, 9012072), (2480, 8139936), (2560, 7885563), (2604, 7752320), (2688, 7510060), (2976, 6783280), (3255, 6201856), (3360, 6008048), (3472, 5814240), (3584, 5632545), (3720, 5426624), (3840, 5257042), (3968, 5087460), (4340, 4651392), (4480, 4506036), (4960, 4069968), (5208, 3876160), (5376, 3755030), (5952, 3391640), (6510, 3100928), (6720, 3004024), (6944, 2907120), (7440, 2713312), (7680, 2628521), (7936, 2543730), (8680, 2325696), (8960, 2253018), (9920, 2034984), (10416, 1938080), (10752, 1877515), (11904, 1695820), (12113, 1666560), (13020, 1550464), (13440, 1502012), (13888, 1453560), (14880, 1356656), (15872, 1271865), (17360, 1162848), (17920, 1126509), (19840, 1017492), (20832, 969040), (23808, 847910), (24226, 833280), (26040, 775232), (26880, 751006), (27776, 726780), (29760, 678328), (34720, 581424), (36339, 555520), (39680, 508746), (41664, 484520), (47616, 423955), (48452, 416640), (52080, 387616), (53760, 375503), (55552, 363390), (59520, 339164), (60565, 333312), (69440, 290712), (72678, 277760), (79360, 254373), (83328, 242260), (84791, 238080), (96904, 208320), (104160, 193808), (111104, 181695), (119040, 169582), (121130, 166656), (138880, 145356)]