20357406720

素因数分解:

$2^{13}\times 3^2\times 5^1\times 7^4\times {\mathrm{23}}^1$

素因数の和:88

約数の個数: 840

約数和(自身を含む): 85903801776

約数和(自身を除く): 65546395056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 49, 56, 60, 63, 64, 69, 70, 72, 80, 84, 90, 92, 96, 98, 105, 112, 115, 120, 126, 128, 138, 140, 144, 147, 160, 161, 168, 180, 184, 192, 196, 207, 210, 224, 230, 240, 245, 252, 256, 276, 280, 288, 294, 315, 320, 322, 336, 343, 345, 360, 368, 384, 392, 414, 420, 441, 448, 460, 480, 483, 490, 504, 512, 552, 560, 576, 588, 630, 640, 644, 672, 686, 690, 720, 735, 736, 768, 784, 805, 828, 840, 882, 896, 920, 960, 966, 980, 1008, 1024, 1029, 1035, 1104, 1120, 1127, 1152, 1176, 1260, 1280, 1288, 1344, 1372, 1380, 1440, 1449, 1470, 1472, 1536, 1568, 1610, 1656, 1680, 1715, 1764, 1792, 1840, 1920, 1932, 1960, 2016, 2048, 2058, 2070, 2205, 2208, 2240, 2254, 2304, 2352, 2401, 2415, 2520, 2560, 2576, 2688, 2744, 2760, 2880, 2898, 2940, 2944, 3072, 3087, 3136, 3220, 3312, 3360, 3381, 3430, 3528, 3584, 3680, 3840, 3864, 3920, 4032, 4096, 4116, 4140, 4410, 4416, 4480, 4508, 4608, 4704, 4802, 4830, 5040, 5120, 5145, 5152, 5376, 5488, 5520, 5635, 5760, 5796, 5880, 5888, 6144, 6174, 6272, 6440, 6624, 6720, 6762, 6860, 7056, 7168, 7203, 7245, 7360, 7680, 7728, 7840, 7889, 8064, 8192, 8232, 8280, 8820, 8832, 8960, 9016, 9216, 9408, 9604, 9660, 10080, 10143, 10240, 10290, 10304, 10752, 10976, 11040, 11270, 11520, 11592, 11760, 11776, 12005, 12288, 12348, 12544, 12880, 13248, 13440, 13524, 13720, 14112, 14336, 14406, 14490, 14720, 15360, 15435, 15456, 15680, 15778, 16128, 16464, 16560, 16905, 17640, 17664, 17920, 18032, 18432, 18816, 19208, 19320, 20160, 20286, 20480, 20580, 20608, 21504, 21609, 21952, 22080, 22540, 23040, 23184, 23520, 23552, 23667, 24010, 24576, 24696, 25088, 25760, 26496, 26880, 27048, 27440, 28224, 28672, 28812, 28980, 29440, 30720, 30870, 30912, 31360, 31556, 32256, 32928, 33120, 33810, 35280, 35328, 35840, 36015, 36064, 36864, 37632, 38416, 38640, 39445, 40320, 40572, 40960, 41160, 41216, 43008, 43218, 43904, 44160, 45080, 46080, 46368, 47040, 47104, 47334, 48020, 49392, 50176, 50715, 51520, 52992, 53760, 54096, 54880, 55223, 56448, 57344, 57624, 57960, 58880, 61440, 61740, 61824, 62720, 63112, 64512, 65856, 66240, 67620, 70560, 70656, 71001, 71680, 72030, 72128, 73728, 75264, 76832, 77280, 78890, 80640, 81144, 82320, 82432, 86016, 86436, 87808, 88320, 90160, 92160, 92736, 94080, 94208, 94668, 96040, 98784, 100352, 101430, 103040, 105984, 107520, 108045, 108192, 109760, 110446, 112896, 115248, 115920, 117760, 118335, 122880, 123480, 123648, 125440, 126224, 129024, 131712, 132480, 135240, 141120, 141312, 142002, 143360, 144060, 144256, 150528, 153664, 154560, 157780, 161280, 162288, 164640, 164864, 165669, 172032, 172872, 175616, 176640, 180320, 184320, 185472, 188160, 188416, 189336, 192080, 197568, 200704, 202860, 206080, 211968, 215040, 216090, 216384, 219520, 220892, 225792, 230496, 231840, 235520, 236670, 246960, 247296, 250880, 252448, 258048, 263424, 264960, 270480, 276115, 282240, 282624, 284004, 286720, 288120, 288512, 301056, 307328, 309120, 315560, 322560, 324576, 329280, 329728, 331338, 345744, 351232, 353280, 355005, 360640, 368640, 370944, 376320, 378672, 384160, 395136, 401408, 405720, 412160, 423936, 430080, 432180, 432768, 439040, 441784, 451584, 460992, 463680, 471040, 473340, 493920, 494592, 497007, 501760, 504896, 516096, 526848, 529920, 540960, 552230, 564480, 565248, 568008, 576240, 577024, 602112, 614656, 618240, 631120, 645120, 649152, 658560, 659456, 662676, 691488, 702464, 706560, 710010, 721280, 741888, 752640, 757344, 768320, 790272, 811440, 824320, 828345, 847872, 860160, 864360, 865536, 878080, 883568, 903168, 921984, 927360, 942080, 946680, 987840, 989184, 994014, 1003520, 1009792, 1053696, 1059840, 1081920, 1104460, 1128960, 1136016, 1152480, 1154048, 1204224, 1229312, 1236480, 1262240, 1290240, 1298304, 1317120, 1318912, 1325352, 1382976, 1404928, 1413120, 1420020, 1442560, 1483776, 1505280, 1514688, 1536640, 1580544, 1622880, 1648640, 1656690, 1695744, 1728720, 1731072, 1756160, 1767136, 1806336, 1843968, 1854720, 1893360, 1975680, 1978368, 1988028, 2007040, 2019584, 2107392, 2119680, 2163840, 2208920, 2257920, 2272032, 2304960, 2308096, 2458624, 2472960, 2485035, 2524480, 2580480, 2596608, 2634240, 2650704, 2765952, 2809856, 2826240, 2840040, 2885120, 2967552, 3010560, 3029376, 3073280, 3161088, 3245760, 3297280, 3313380, 3457440, 3462144, 3512320, 3534272, 3612672, 3687936, 3709440, 3786720, 3951360, 3956736, 3976056, 4039168, 4214784, 4239360, 4327680, 4417840, 4515840, 4544064, 4609920, 4616192, 4917248, 4945920, 4970070, 5048960, 5193216, 5268480, 5301408, 5531904, 5680080, 5770240, 5935104, 6021120, 6058752, 6146560, 6322176, 6491520, 6594560, 6626760, 6914880, 6924288, 7024640, 7068544, 7375872, 7418880, 7573440, 7902720, 7952112, 8078336, 8429568, 8478720, 8655360, 8835680, 9031680, 9088128, 9219840, 9232384, 9834496, 9891840, 9940140, 10097920, 10386432, 10536960, 10602816, 11063808, 11360160, 11540480, 11870208, 12117504, 12293120, 12644352, 12983040, 13253520, 13829760, 13848576, 14049280, 14137088, 14751744, 14837760, 15146880, 15805440, 15904224, 16156672, 17310720, 17671360, 18063360, 18176256, 18439680, 19668992, 19783680, 19880280, 20195840, 20772864, 21073920, 21205632, 22127616, 22720320, 23080960, 24235008, 24586240, 25288704, 25966080, 26507040, 27659520, 27697152, 28274176, 29503488, 29675520, 30293760, 31610880, 31808448, 32313344, 34621440, 35342720, 36352512, 36879360, 39760560, 40391680, 41545728, 42147840, 42411264, 44255232, 45440640, 46161920, 48470016, 49172480, 51932160, 53014080, 55319040, 56548352, 59006976, 59351040, 60587520, 63221760, 63616896, 64626688, 69242880, 70685440, 72705024, 73758720, 79521120, 80783360, 83091456, 84822528, 88510464, 90881280, 96940032, 98344960, 103864320, 106028160, 110638080, 113096704, 121175040, 126443520, 127233792, 138485760, 141370880, 145410048, 147517440, 159042240, 161566720, 169645056, 177020928, 181762560, 193880064, 207728640, 212056320, 221276160, 226193408, 242350080, 254467584, 282741760, 290820096, 295034880, 318084480, 323133440, 339290112, 363525120, 415457280, 424112640, 442552320, 452386816, 484700160, 508935168, 565483520, 581640192, 636168960, 678580224, 727050240, 848225280, 885104640, 969400320, 1017870336, 1130967040, 1272337920, 1357160448, 1454100480, 1696450560, 2035740672, 2261934080, 2544675840, 2908200960, 3392901120, 4071481344, 5089351680, 6785802240, 10178703360, 20357406720]

約数ペア:

[(1, 20357406720), (2, 10178703360), (3, 6785802240), (4, 5089351680), (5, 4071481344), (6, 3392901120), (7, 2908200960), (8, 2544675840), (9, 2261934080), (10, 2035740672), (12, 1696450560), (14, 1454100480), (15, 1357160448), (16, 1272337920), (18, 1130967040), (20, 1017870336), (21, 969400320), (23, 885104640), (24, 848225280), (28, 727050240), (30, 678580224), (32, 636168960), (35, 581640192), (36, 565483520), (40, 508935168), (42, 484700160), (45, 452386816), (46, 442552320), (48, 424112640), (49, 415457280), (56, 363525120), (60, 339290112), (63, 323133440), (64, 318084480), (69, 295034880), (70, 290820096), (72, 282741760), (80, 254467584), (84, 242350080), (90, 226193408), (92, 221276160), (96, 212056320), (98, 207728640), (105, 193880064), (112, 181762560), (115, 177020928), (120, 169645056), (126, 161566720), (128, 159042240), (138, 147517440), (140, 145410048), (144, 141370880), (147, 138485760), (160, 127233792), (161, 126443520), (168, 121175040), (180, 113096704), (184, 110638080), (192, 106028160), (196, 103864320), (207, 98344960), (210, 96940032), (224, 90881280), (230, 88510464), (240, 84822528), (245, 83091456), (252, 80783360), (256, 79521120), (276, 73758720), (280, 72705024), (288, 70685440), (294, 69242880), (315, 64626688), (320, 63616896), (322, 63221760), (336, 60587520), (343, 59351040), (345, 59006976), (360, 56548352), (368, 55319040), (384, 53014080), (392, 51932160), (414, 49172480), (420, 48470016), (441, 46161920), (448, 45440640), (460, 44255232), (480, 42411264), (483, 42147840), (490, 41545728), (504, 40391680), (512, 39760560), (552, 36879360), (560, 36352512), (576, 35342720), (588, 34621440), (630, 32313344), (640, 31808448), (644, 31610880), (672, 30293760), (686, 29675520), (690, 29503488), (720, 28274176), (735, 27697152), (736, 27659520), (768, 26507040), (784, 25966080), (805, 25288704), (828, 24586240), (840, 24235008), (882, 23080960), (896, 22720320), (920, 22127616), (960, 21205632), (966, 21073920), (980, 20772864), (1008, 20195840), (1024, 19880280), (1029, 19783680), (1035, 19668992), (1104, 18439680), (1120, 18176256), (1127, 18063360), (1152, 17671360), (1176, 17310720), (1260, 16156672), (1280, 15904224), (1288, 15805440), (1344, 15146880), (1372, 14837760), (1380, 14751744), (1440, 14137088), (1449, 14049280), (1470, 13848576), (1472, 13829760), (1536, 13253520), (1568, 12983040), (1610, 12644352), (1656, 12293120), (1680, 12117504), (1715, 11870208), (1764, 11540480), (1792, 11360160), (1840, 11063808), (1920, 10602816), (1932, 10536960), (1960, 10386432), (2016, 10097920), (2048, 9940140), (2058, 9891840), (2070, 9834496), (2205, 9232384), (2208, 9219840), (2240, 9088128), (2254, 9031680), (2304, 8835680), (2352, 8655360), (2401, 8478720), (2415, 8429568), (2520, 8078336), (2560, 7952112), (2576, 7902720), (2688, 7573440), (2744, 7418880), (2760, 7375872), (2880, 7068544), (2898, 7024640), (2940, 6924288), (2944, 6914880), (3072, 6626760), (3087, 6594560), (3136, 6491520), (3220, 6322176), (3312, 6146560), (3360, 6058752), (3381, 6021120), (3430, 5935104), (3528, 5770240), (3584, 5680080), (3680, 5531904), (3840, 5301408), (3864, 5268480), (3920, 5193216), (4032, 5048960), (4096, 4970070), (4116, 4945920), (4140, 4917248), (4410, 4616192), (4416, 4609920), (4480, 4544064), (4508, 4515840), (4608, 4417840), (4704, 4327680), (4802, 4239360), (4830, 4214784), (5040, 4039168), (5120, 3976056), (5145, 3956736), (5152, 3951360), (5376, 3786720), (5488, 3709440), (5520, 3687936), (5635, 3612672), (5760, 3534272), (5796, 3512320), (5880, 3462144), (5888, 3457440), (6144, 3313380), (6174, 3297280), (6272, 3245760), (6440, 3161088), (6624, 3073280), (6720, 3029376), (6762, 3010560), (6860, 2967552), (7056, 2885120), (7168, 2840040), (7203, 2826240), (7245, 2809856), (7360, 2765952), (7680, 2650704), (7728, 2634240), (7840, 2596608), (7889, 2580480), (8064, 2524480), (8192, 2485035), (8232, 2472960), (8280, 2458624), (8820, 2308096), (8832, 2304960), (8960, 2272032), (9016, 2257920), (9216, 2208920), (9408, 2163840), (9604, 2119680), (9660, 2107392), (10080, 2019584), (10143, 2007040), (10240, 1988028), (10290, 1978368), (10304, 1975680), (10752, 1893360), (10976, 1854720), (11040, 1843968), (11270, 1806336), (11520, 1767136), (11592, 1756160), (11760, 1731072), (11776, 1728720), (12005, 1695744), (12288, 1656690), (12348, 1648640), (12544, 1622880), (12880, 1580544), (13248, 1536640), (13440, 1514688), (13524, 1505280), (13720, 1483776), (14112, 1442560), (14336, 1420020), (14406, 1413120), (14490, 1404928), (14720, 1382976), (15360, 1325352), (15435, 1318912), (15456, 1317120), (15680, 1298304), (15778, 1290240), (16128, 1262240), (16464, 1236480), (16560, 1229312), (16905, 1204224), (17640, 1154048), (17664, 1152480), (17920, 1136016), (18032, 1128960), (18432, 1104460), (18816, 1081920), (19208, 1059840), (19320, 1053696), (20160, 1009792), (20286, 1003520), (20480, 994014), (20580, 989184), (20608, 987840), (21504, 946680), (21609, 942080), (21952, 927360), (22080, 921984), (22540, 903168), (23040, 883568), (23184, 878080), (23520, 865536), (23552, 864360), (23667, 860160), (24010, 847872), (24576, 828345), (24696, 824320), (25088, 811440), (25760, 790272), (26496, 768320), (26880, 757344), (27048, 752640), (27440, 741888), (28224, 721280), (28672, 710010), (28812, 706560), (28980, 702464), (29440, 691488), (30720, 662676), (30870, 659456), (30912, 658560), (31360, 649152), (31556, 645120), (32256, 631120), (32928, 618240), (33120, 614656), (33810, 602112), (35280, 577024), (35328, 576240), (35840, 568008), (36015, 565248), (36064, 564480), (36864, 552230), (37632, 540960), (38416, 529920), (38640, 526848), (39445, 516096), (40320, 504896), (40572, 501760), (40960, 497007), (41160, 494592), (41216, 493920), (43008, 473340), (43218, 471040), (43904, 463680), (44160, 460992), (45080, 451584), (46080, 441784), (46368, 439040), (47040, 432768), (47104, 432180), (47334, 430080), (48020, 423936), (49392, 412160), (50176, 405720), (50715, 401408), (51520, 395136), (52992, 384160), (53760, 378672), (54096, 376320), (54880, 370944), (55223, 368640), (56448, 360640), (57344, 355005), (57624, 353280), (57960, 351232), (58880, 345744), (61440, 331338), (61740, 329728), (61824, 329280), (62720, 324576), (63112, 322560), (64512, 315560), (65856, 309120), (66240, 307328), (67620, 301056), (70560, 288512), (70656, 288120), (71001, 286720), (71680, 284004), (72030, 282624), (72128, 282240), (73728, 276115), (75264, 270480), (76832, 264960), (77280, 263424), (78890, 258048), (80640, 252448), (81144, 250880), (82320, 247296), (82432, 246960), (86016, 236670), (86436, 235520), (87808, 231840), (88320, 230496), (90160, 225792), (92160, 220892), (92736, 219520), (94080, 216384), (94208, 216090), (94668, 215040), (96040, 211968), (98784, 206080), (100352, 202860), (101430, 200704), (103040, 197568), (105984, 192080), (107520, 189336), (108045, 188416), (108192, 188160), (109760, 185472), (110446, 184320), (112896, 180320), (115248, 176640), (115920, 175616), (117760, 172872), (118335, 172032), (122880, 165669), (123480, 164864), (123648, 164640), (125440, 162288), (126224, 161280), (129024, 157780), (131712, 154560), (132480, 153664), (135240, 150528), (141120, 144256), (141312, 144060), (142002, 143360)]