20728794240

素因数分解:

$2^7\times 3^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1$

素因数の和:632

約数の個数: 896

約数和(自身を含む): 92792027520

約数和(自身を除く): 72063233280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 64, 66, 70, 72, 77, 80, 81, 84, 88, 90, 96, 99, 105, 108, 110, 112, 120, 126, 128, 132, 135, 140, 144, 154, 160, 162, 165, 168, 176, 180, 189, 192, 198, 210, 216, 220, 224, 231, 240, 243, 252, 264, 270, 280, 288, 297, 308, 315, 320, 324, 330, 336, 352, 360, 378, 384, 385, 396, 405, 420, 432, 440, 448, 462, 480, 486, 495, 504, 528, 540, 560, 567, 576, 577, 594, 616, 630, 640, 648, 660, 672, 693, 704, 720, 729, 756, 770, 792, 810, 840, 864, 880, 891, 896, 924, 945, 960, 972, 990, 1008, 1056, 1080, 1120, 1134, 1152, 1154, 1155, 1188, 1215, 1232, 1260, 1296, 1320, 1344, 1386, 1408, 1440, 1458, 1485, 1512, 1540, 1584, 1620, 1680, 1701, 1728, 1731, 1760, 1782, 1848, 1890, 1920, 1944, 1980, 2016, 2079, 2112, 2160, 2240, 2268, 2308, 2310, 2376, 2430, 2464, 2520, 2592, 2640, 2673, 2688, 2772, 2835, 2880, 2885, 2916, 2970, 3024, 3080, 3168, 3240, 3360, 3402, 3456, 3462, 3465, 3520, 3564, 3645, 3696, 3780, 3888, 3960, 4032, 4039, 4158, 4224, 4320, 4455, 4480, 4536, 4616, 4620, 4752, 4860, 4928, 5040, 5103, 5184, 5193, 5280, 5346, 5544, 5670, 5760, 5770, 5832, 5940, 6048, 6160, 6237, 6336, 6347, 6480, 6720, 6804, 6924, 6930, 7040, 7128, 7290, 7392, 7560, 7776, 7920, 8019, 8064, 8078, 8316, 8505, 8640, 8655, 8910, 9072, 9232, 9240, 9504, 9720, 9856, 10080, 10206, 10368, 10386, 10395, 10560, 10692, 11088, 11340, 11540, 11664, 11880, 12096, 12117, 12320, 12474, 12672, 12694, 12960, 13365, 13440, 13608, 13848, 13860, 14256, 14580, 14784, 15120, 15552, 15579, 15840, 16038, 16156, 16632, 17010, 17280, 17310, 17820, 18144, 18464, 18480, 18711, 19008, 19041, 19440, 20160, 20195, 20412, 20772, 20790, 21120, 21384, 22176, 22680, 23080, 23328, 23760, 24192, 24234, 24640, 24948, 25388, 25515, 25920, 25965, 26730, 27216, 27696, 27720, 28512, 29160, 29568, 30240, 31104, 31158, 31185, 31680, 31735, 32076, 32312, 33264, 34020, 34620, 35640, 36288, 36351, 36928, 36960, 37422, 38016, 38082, 38880, 40095, 40320, 40390, 40824, 41544, 41580, 42768, 44352, 44429, 45360, 46160, 46656, 46737, 47520, 48468, 49280, 49896, 50776, 51030, 51840, 51930, 53460, 54432, 55392, 55440, 56133, 57024, 57123, 58320, 60480, 60585, 62316, 62370, 63360, 63470, 64152, 64624, 66528, 68040, 69240, 71280, 72576, 72702, 73856, 73920, 74844, 76164, 77760, 77895, 80190, 80780, 81648, 83088, 83160, 85536, 88704, 88858, 90720, 92320, 93312, 93474, 93555, 95040, 95205, 96936, 99792, 101552, 102060, 103860, 106920, 108864, 109053, 110784, 110880, 112266, 114048, 114246, 116640, 120960, 121170, 124632, 124740, 126940, 128304, 129248, 133056, 133287, 136080, 138480, 140211, 142560, 145404, 147840, 149688, 152328, 155520, 155790, 160380, 161560, 163296, 166176, 166320, 171072, 171369, 177716, 181440, 181755, 184640, 186948, 187110, 190080, 190410, 193872, 199584, 203104, 204120, 207720, 213840, 217728, 218106, 221568, 221760, 222145, 224532, 228492, 233280, 233685, 242340, 249264, 249480, 253880, 256608, 258496, 266112, 266574, 272160, 276960, 280422, 280665, 285120, 285615, 290808, 299376, 304656, 311580, 320760, 323120, 326592, 327159, 332352, 332640, 342144, 342738, 355432, 362880, 363510, 369280, 373896, 374220, 380820, 387744, 399168, 399861, 406208, 408240, 415440, 420633, 427680, 436212, 443520, 444290, 449064, 456984, 466560, 467370, 484680, 498528, 498960, 507760, 513216, 514107, 516992, 533148, 544320, 545265, 553920, 560844, 561330, 570240, 571230, 581616, 598752, 609312, 623160, 641520, 646240, 653184, 654318, 664704, 665280, 666435, 685476, 701055, 710864, 727020, 747792, 748440, 761640, 775488, 798336, 799722, 812416, 816480, 830880, 841266, 855360, 856845, 872424, 888580, 898128, 913968, 934740, 969360, 981477, 997056, 997920, 1015520, 1026432, 1028214, 1066296, 1088640, 1090530, 1107840, 1121688, 1122660, 1142460, 1163232, 1197504, 1199583, 1218624, 1246320, 1283040, 1292480, 1308636, 1330560, 1332870, 1370952, 1402110, 1421728, 1454040, 1495584, 1496880, 1523280, 1542321, 1550976, 1599444, 1632960, 1635795, 1661760, 1682532, 1710720, 1713690, 1744848, 1777160, 1796256, 1827936, 1869480, 1938720, 1962954, 1994112, 1995840, 1999305, 2031040, 2056428, 2103165, 2132592, 2181060, 2243376, 2245320, 2284920, 2326464, 2395008, 2399166, 2437248, 2492640, 2566080, 2570535, 2584960, 2617272, 2665740, 2741904, 2804220, 2843456, 2908080, 2944431, 2991168, 2993760, 3046560, 3084642, 3198888, 3265920, 3271590, 3323520, 3365064, 3427380, 3489696, 3554320, 3592512, 3598749, 3655872, 3738960, 3877440, 3925908, 3991680, 3998610, 4062080, 4112856, 4206330, 4265184, 4362120, 4486752, 4490640, 4569840, 4626963, 4652928, 4798332, 4907385, 4985280, 5132160, 5141070, 5234544, 5331480, 5483808, 5608440, 5686912, 5816160, 5888862, 5982336, 5987520, 5997915, 6093120, 6169284, 6397776, 6543180, 6730128, 6854760, 6979392, 7108640, 7185024, 7197498, 7311744, 7477920, 7711605, 7754880, 7851816, 7997220, 8225712, 8412660, 8530368, 8724240, 8973504, 8981280, 9139680, 9253926, 9596664, 9814770, 9970560, 10282140, 10469088, 10662960, 10796247, 10967616, 11216880, 11632320, 11777724, 11975040, 11995830, 12186240, 12338568, 12795552, 13086360, 13460256, 13709520, 13958784, 14217280, 14394996, 14722155, 14955840, 15423210, 15703632, 15994440, 16451424, 16825320, 17060736, 17448480, 17947008, 17962560, 17993745, 18279360, 18507852, 19193328, 19629540, 20564280, 20938176, 21325920, 21592494, 21935232, 22433760, 23134815, 23264640, 23555448, 23991660, 24677136, 25591104, 26172720, 26920512, 27419040, 28434560, 28789992, 29444310, 29911680, 30846420, 31407264, 31988880, 32388741, 32902848, 33650640, 34896960, 35925120, 35987490, 36558720, 37015704, 38386656, 39259080, 41128560, 41876352, 42651840, 43184988, 44867520, 46269630, 47110896, 47983320, 49354272, 51182208, 52345440, 53841024, 53981235, 54838080, 57579984, 58888620, 61692840, 62814528, 63977760, 64777482, 65805696, 67301280, 69793920, 71974980, 74031408, 76773312, 78518160, 82257120, 85303680, 86369976, 89735040, 92539260, 94221792, 95966640, 98708544, 104690880, 107962470, 109676160, 115159968, 117777240, 123385680, 125629056, 127955520, 129554964, 134602560, 143949960, 148062816, 153546624, 157036320, 161943705, 164514240, 172739952, 185078520, 188443584, 191933280, 197417088, 209381760, 215924940, 230319936, 235554480, 246771360, 255911040, 259109928, 269205120, 287899920, 296125632, 314072640, 323887410, 329028480, 345479904, 370157040, 376887168, 383866560, 431849880, 460639872, 471108960, 493542720, 518219856, 575799840, 592251264, 628145280, 647774820, 690959808, 740314080, 767733120, 863699760, 942217920, 987085440, 1036439712, 1151599680, 1295549640, 1381919616, 1480628160, 1727399520, 1884435840, 2072879424, 2303199360, 2591099280, 2961256320, 3454799040, 4145758848, 5182198560, 6909598080, 10364397120, 20728794240]

約数ペア:

[(1, 20728794240), (2, 10364397120), (3, 6909598080), (4, 5182198560), (5, 4145758848), (6, 3454799040), (7, 2961256320), (8, 2591099280), (9, 2303199360), (10, 2072879424), (11, 1884435840), (12, 1727399520), (14, 1480628160), (15, 1381919616), (16, 1295549640), (18, 1151599680), (20, 1036439712), (21, 987085440), (22, 942217920), (24, 863699760), (27, 767733120), (28, 740314080), (30, 690959808), (32, 647774820), (33, 628145280), (35, 592251264), (36, 575799840), (40, 518219856), (42, 493542720), (44, 471108960), (45, 460639872), (48, 431849880), (54, 383866560), (55, 376887168), (56, 370157040), (60, 345479904), (63, 329028480), (64, 323887410), (66, 314072640), (70, 296125632), (72, 287899920), (77, 269205120), (80, 259109928), (81, 255911040), (84, 246771360), (88, 235554480), (90, 230319936), (96, 215924940), (99, 209381760), (105, 197417088), (108, 191933280), (110, 188443584), (112, 185078520), (120, 172739952), (126, 164514240), (128, 161943705), (132, 157036320), (135, 153546624), (140, 148062816), (144, 143949960), (154, 134602560), (160, 129554964), (162, 127955520), (165, 125629056), (168, 123385680), (176, 117777240), (180, 115159968), (189, 109676160), (192, 107962470), (198, 104690880), (210, 98708544), (216, 95966640), (220, 94221792), (224, 92539260), (231, 89735040), (240, 86369976), (243, 85303680), (252, 82257120), (264, 78518160), (270, 76773312), (280, 74031408), (288, 71974980), (297, 69793920), (308, 67301280), (315, 65805696), (320, 64777482), (324, 63977760), (330, 62814528), (336, 61692840), (352, 58888620), (360, 57579984), (378, 54838080), (384, 53981235), (385, 53841024), (396, 52345440), (405, 51182208), (420, 49354272), (432, 47983320), (440, 47110896), (448, 46269630), (462, 44867520), (480, 43184988), (486, 42651840), (495, 41876352), (504, 41128560), (528, 39259080), (540, 38386656), (560, 37015704), (567, 36558720), (576, 35987490), (577, 35925120), (594, 34896960), (616, 33650640), (630, 32902848), (640, 32388741), (648, 31988880), (660, 31407264), (672, 30846420), (693, 29911680), (704, 29444310), (720, 28789992), (729, 28434560), (756, 27419040), (770, 26920512), (792, 26172720), (810, 25591104), (840, 24677136), (864, 23991660), (880, 23555448), (891, 23264640), (896, 23134815), (924, 22433760), (945, 21935232), (960, 21592494), (972, 21325920), (990, 20938176), (1008, 20564280), (1056, 19629540), (1080, 19193328), (1120, 18507852), (1134, 18279360), (1152, 17993745), (1154, 17962560), (1155, 17947008), (1188, 17448480), (1215, 17060736), (1232, 16825320), (1260, 16451424), (1296, 15994440), (1320, 15703632), (1344, 15423210), (1386, 14955840), (1408, 14722155), (1440, 14394996), (1458, 14217280), (1485, 13958784), (1512, 13709520), (1540, 13460256), (1584, 13086360), (1620, 12795552), (1680, 12338568), (1701, 12186240), (1728, 11995830), (1731, 11975040), (1760, 11777724), (1782, 11632320), (1848, 11216880), (1890, 10967616), (1920, 10796247), (1944, 10662960), (1980, 10469088), (2016, 10282140), (2079, 9970560), (2112, 9814770), (2160, 9596664), (2240, 9253926), (2268, 9139680), (2308, 8981280), (2310, 8973504), (2376, 8724240), (2430, 8530368), (2464, 8412660), (2520, 8225712), (2592, 7997220), (2640, 7851816), (2673, 7754880), (2688, 7711605), (2772, 7477920), (2835, 7311744), (2880, 7197498), (2885, 7185024), (2916, 7108640), (2970, 6979392), (3024, 6854760), (3080, 6730128), (3168, 6543180), (3240, 6397776), (3360, 6169284), (3402, 6093120), (3456, 5997915), (3462, 5987520), (3465, 5982336), (3520, 5888862), (3564, 5816160), (3645, 5686912), (3696, 5608440), (3780, 5483808), (3888, 5331480), (3960, 5234544), (4032, 5141070), (4039, 5132160), (4158, 4985280), (4224, 4907385), (4320, 4798332), (4455, 4652928), (4480, 4626963), (4536, 4569840), (4616, 4490640), (4620, 4486752), (4752, 4362120), (4860, 4265184), (4928, 4206330), (5040, 4112856), (5103, 4062080), (5184, 3998610), (5193, 3991680), (5280, 3925908), (5346, 3877440), (5544, 3738960), (5670, 3655872), (5760, 3598749), (5770, 3592512), (5832, 3554320), (5940, 3489696), (6048, 3427380), (6160, 3365064), (6237, 3323520), (6336, 3271590), (6347, 3265920), (6480, 3198888), (6720, 3084642), (6804, 3046560), (6924, 2993760), (6930, 2991168), (7040, 2944431), (7128, 2908080), (7290, 2843456), (7392, 2804220), (7560, 2741904), (7776, 2665740), (7920, 2617272), (8019, 2584960), (8064, 2570535), (8078, 2566080), (8316, 2492640), (8505, 2437248), (8640, 2399166), (8655, 2395008), (8910, 2326464), (9072, 2284920), (9232, 2245320), (9240, 2243376), (9504, 2181060), (9720, 2132592), (9856, 2103165), (10080, 2056428), (10206, 2031040), (10368, 1999305), (10386, 1995840), (10395, 1994112), (10560, 1962954), (10692, 1938720), (11088, 1869480), (11340, 1827936), (11540, 1796256), (11664, 1777160), (11880, 1744848), (12096, 1713690), (12117, 1710720), (12320, 1682532), (12474, 1661760), (12672, 1635795), (12694, 1632960), (12960, 1599444), (13365, 1550976), (13440, 1542321), (13608, 1523280), (13848, 1496880), (13860, 1495584), (14256, 1454040), (14580, 1421728), (14784, 1402110), (15120, 1370952), (15552, 1332870), (15579, 1330560), (15840, 1308636), (16038, 1292480), (16156, 1283040), (16632, 1246320), (17010, 1218624), (17280, 1199583), (17310, 1197504), (17820, 1163232), (18144, 1142460), (18464, 1122660), (18480, 1121688), (18711, 1107840), (19008, 1090530), (19041, 1088640), (19440, 1066296), (20160, 1028214), (20195, 1026432), (20412, 1015520), (20772, 997920), (20790, 997056), (21120, 981477), (21384, 969360), (22176, 934740), (22680, 913968), (23080, 898128), (23328, 888580), (23760, 872424), (24192, 856845), (24234, 855360), (24640, 841266), (24948, 830880), (25388, 816480), (25515, 812416), (25920, 799722), (25965, 798336), (26730, 775488), (27216, 761640), (27696, 748440), (27720, 747792), (28512, 727020), (29160, 710864), (29568, 701055), (30240, 685476), (31104, 666435), (31158, 665280), (31185, 664704), (31680, 654318), (31735, 653184), (32076, 646240), (32312, 641520), (33264, 623160), (34020, 609312), (34620, 598752), (35640, 581616), (36288, 571230), (36351, 570240), (36928, 561330), (36960, 560844), (37422, 553920), (38016, 545265), (38082, 544320), (38880, 533148), (40095, 516992), (40320, 514107), (40390, 513216), (40824, 507760), (41544, 498960), (41580, 498528), (42768, 484680), (44352, 467370), (44429, 466560), (45360, 456984), (46160, 449064), (46656, 444290), (46737, 443520), (47520, 436212), (48468, 427680), (49280, 420633), (49896, 415440), (50776, 408240), (51030, 406208), (51840, 399861), (51930, 399168), (53460, 387744), (54432, 380820), (55392, 374220), (55440, 373896), (56133, 369280), (57024, 363510), (57123, 362880), (58320, 355432), (60480, 342738), (60585, 342144), (62316, 332640), (62370, 332352), (63360, 327159), (63470, 326592), (64152, 323120), (64624, 320760), (66528, 311580), (68040, 304656), (69240, 299376), (71280, 290808), (72576, 285615), (72702, 285120), (73856, 280665), (73920, 280422), (74844, 276960), (76164, 272160), (77760, 266574), (77895, 266112), (80190, 258496), (80780, 256608), (81648, 253880), (83088, 249480), (83160, 249264), (85536, 242340), (88704, 233685), (88858, 233280), (90720, 228492), (92320, 224532), (93312, 222145), (93474, 221760), (93555, 221568), (95040, 218106), (95205, 217728), (96936, 213840), (99792, 207720), (101552, 204120), (102060, 203104), (103860, 199584), (106920, 193872), (108864, 190410), (109053, 190080), (110784, 187110), (110880, 186948), (112266, 184640), (114048, 181755), (114246, 181440), (116640, 177716), (120960, 171369), (121170, 171072), (124632, 166320), (124740, 166176), (126940, 163296), (128304, 161560), (129248, 160380), (133056, 155790), (133287, 155520), (136080, 152328), (138480, 149688), (140211, 147840), (142560, 145404)]