20001236640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:341

約数の個数: 768

約数和(自身を含む): 82081714176

約数和(自身を除く): 62080477536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 41, 42, 44, 48, 55, 56, 60, 66, 67, 70, 77, 80, 82, 84, 88, 96, 105, 110, 112, 120, 123, 132, 134, 140, 154, 160, 164, 165, 168, 176, 197, 201, 205, 210, 220, 224, 231, 240, 246, 264, 268, 280, 287, 308, 328, 330, 335, 336, 352, 385, 394, 402, 410, 420, 440, 451, 462, 469, 480, 492, 528, 536, 560, 574, 591, 615, 616, 656, 660, 670, 672, 737, 770, 788, 804, 820, 840, 861, 880, 902, 924, 938, 984, 985, 1005, 1056, 1072, 1120, 1148, 1155, 1182, 1230, 1232, 1312, 1320, 1340, 1353, 1379, 1407, 1435, 1474, 1540, 1576, 1608, 1640, 1680, 1722, 1760, 1804, 1848, 1876, 1968, 1970, 2010, 2144, 2167, 2211, 2255, 2296, 2310, 2345, 2364, 2460, 2464, 2640, 2680, 2706, 2747, 2758, 2814, 2870, 2948, 2955, 3080, 3152, 3157, 3216, 3280, 3360, 3444, 3608, 3685, 3696, 3752, 3936, 3940, 4020, 4137, 4305, 4334, 4422, 4510, 4592, 4620, 4690, 4728, 4920, 5159, 5280, 5360, 5412, 5494, 5516, 5628, 5740, 5896, 5910, 6160, 6304, 6314, 6432, 6501, 6560, 6765, 6888, 6895, 7035, 7216, 7370, 7392, 7504, 7880, 8040, 8077, 8241, 8274, 8610, 8668, 8844, 9020, 9184, 9240, 9380, 9456, 9471, 9840, 10318, 10720, 10824, 10835, 10988, 11032, 11055, 11256, 11480, 11792, 11820, 12320, 12628, 13002, 13199, 13530, 13735, 13776, 13790, 14070, 14432, 14740, 15008, 15169, 15477, 15760, 15785, 16080, 16154, 16482, 16548, 17220, 17336, 17688, 18040, 18480, 18760, 18912, 18942, 19229, 19680, 20636, 20685, 21648, 21670, 21976, 22064, 22110, 22512, 22960, 23584, 23640, 24231, 25256, 25795, 26004, 26398, 27060, 27470, 27552, 27580, 28140, 29480, 30217, 30338, 30954, 31520, 31570, 32160, 32308, 32505, 32964, 33096, 34440, 34672, 35376, 36080, 36960, 37520, 37884, 38458, 39597, 40385, 41205, 41272, 41370, 43296, 43340, 43952, 44128, 44220, 45024, 45507, 45920, 47280, 47355, 48462, 50512, 51590, 52008, 52796, 54120, 54940, 55160, 56280, 56539, 57687, 58960, 60434, 60676, 61908, 63140, 64616, 65010, 65928, 65995, 66192, 68880, 69344, 70752, 72160, 75040, 75768, 75845, 76916, 77385, 79194, 80770, 82410, 82544, 82740, 86680, 87904, 88440, 88847, 90651, 91014, 92393, 94560, 94710, 96145, 96924, 101024, 103180, 104016, 105592, 108240, 109880, 110320, 112560, 113078, 115374, 117920, 120868, 121155, 121352, 123816, 126280, 129232, 130020, 131856, 131990, 132384, 137760, 145189, 151085, 151536, 151690, 153832, 154770, 158388, 161540, 164820, 165088, 165480, 169617, 173360, 176880, 177694, 181302, 182028, 184786, 189420, 192290, 193848, 197985, 206360, 208032, 211184, 211519, 216480, 219760, 220640, 225120, 226156, 227535, 230748, 241736, 242310, 242704, 247632, 252560, 258464, 260040, 263712, 263980, 266541, 277179, 282695, 288435, 290378, 302170, 303072, 303380, 307664, 309540, 316776, 323080, 329640, 330960, 339234, 346720, 353760, 355388, 362604, 364056, 369572, 378840, 384580, 387696, 395970, 412720, 422368, 423038, 435567, 439520, 444235, 452312, 453255, 455070, 461496, 461965, 483472, 484620, 485408, 495264, 505120, 520080, 527960, 533082, 541159, 554358, 565390, 576870, 580756, 604340, 606760, 615328, 619080, 621929, 633552, 634557, 646160, 659280, 661920, 678468, 710776, 725208, 725945, 728112, 739144, 757680, 769160, 775392, 791940, 825440, 846076, 848085, 871134, 888470, 904624, 906510, 910140, 922992, 923930, 966944, 969240, 1016323, 1040160, 1055920, 1057595, 1066164, 1082318, 1108716, 1130780, 1153740, 1161512, 1208680, 1213520, 1238160, 1243858, 1267104, 1269114, 1292320, 1318560, 1332705, 1356936, 1385895, 1421552, 1450416, 1451890, 1456224, 1478288, 1515360, 1538320, 1583880, 1623477, 1692152, 1696170, 1742268, 1776940, 1809248, 1813020, 1820280, 1845984, 1847860, 1865787, 1938480, 2032646, 2111840, 2115190, 2132328, 2164636, 2177835, 2217432, 2261560, 2307480, 2323024, 2417360, 2427040, 2476320, 2487716, 2538228, 2665410, 2705795, 2713872, 2771790, 2843104, 2900832, 2903780, 2956576, 3048969, 3076640, 3109645, 3167760, 3172785, 3246954, 3384304, 3392340, 3484536, 3553880, 3626040, 3640560, 3695720, 3731574, 3788113, 3876960, 4065292, 4230380, 4264656, 4329272, 4355670, 4434864, 4523120, 4614960, 4646048, 4834720, 4975432, 5076456, 5081615, 5330820, 5411590, 5427744, 5543580, 5807560, 5952749, 6097938, 6219290, 6335520, 6345570, 6493908, 6768608, 6784680, 6969072, 7107760, 7252080, 7281120, 7391440, 7463148, 7576226, 8117385, 8130584, 8460760, 8529312, 8658544, 8711340, 8869728, 9046240, 9229920, 9328935, 9950864, 10152912, 10163230, 10661640, 10823180, 11087160, 11364339, 11615120, 11905498, 12195876, 12438580, 12691140, 12987816, 13569360, 13938144, 14215520, 14504160, 14782880, 14926296, 15152452, 15244845, 16234770, 16261168, 16921520, 17317088, 17422680, 17858247, 18657870, 18940565, 19901728, 20305824, 20326460, 21323280, 21646360, 22174320, 22728678, 23230240, 23810996, 24391752, 24877160, 25382280, 25975632, 27138720, 29763745, 29852592, 30304904, 30489690, 32469540, 32522336, 33843040, 34845360, 35716494, 37315740, 37881130, 40652920, 41669243, 42646560, 43292720, 44348640, 45457356, 47621992, 48783504, 49754320, 50764560, 51951264, 56821695, 59527490, 59705184, 60609808, 60979380, 64939080, 69690720, 71432988, 74631480, 75762260, 81305840, 83338486, 86585440, 89291235, 90914712, 95243984, 97567008, 99508640, 101529120, 113643390, 119054980, 121219616, 121958760, 125007729, 129878160, 142865976, 149262960, 151524520, 162611680, 166676972, 178582470, 181829424, 190487968, 208346215, 227286780, 238109960, 243917520, 250015458, 259756320, 285731952, 298525920, 303049040, 333353944, 357164940, 363658848, 416692430, 454573560, 476219920, 487835040, 500030916, 571463904, 606098080, 625038645, 666707888, 714329880, 833384860, 909147120, 952439840, 1000061832, 1250077290, 1333415776, 1428659760, 1666769720, 1818294240, 2000123664, 2500154580, 2857319520, 3333539440, 4000247328, 5000309160, 6667078880, 10000618320, 20001236640]

約数ペア:

[(1, 20001236640), (2, 10000618320), (3, 6667078880), (4, 5000309160), (5, 4000247328), (6, 3333539440), (7, 2857319520), (8, 2500154580), (10, 2000123664), (11, 1818294240), (12, 1666769720), (14, 1428659760), (15, 1333415776), (16, 1250077290), (20, 1000061832), (21, 952439840), (22, 909147120), (24, 833384860), (28, 714329880), (30, 666707888), (32, 625038645), (33, 606098080), (35, 571463904), (40, 500030916), (41, 487835040), (42, 476219920), (44, 454573560), (48, 416692430), (55, 363658848), (56, 357164940), (60, 333353944), (66, 303049040), (67, 298525920), (70, 285731952), (77, 259756320), (80, 250015458), (82, 243917520), (84, 238109960), (88, 227286780), (96, 208346215), (105, 190487968), (110, 181829424), (112, 178582470), (120, 166676972), (123, 162611680), (132, 151524520), (134, 149262960), (140, 142865976), (154, 129878160), (160, 125007729), (164, 121958760), (165, 121219616), (168, 119054980), (176, 113643390), (197, 101529120), (201, 99508640), (205, 97567008), (210, 95243984), (220, 90914712), (224, 89291235), (231, 86585440), (240, 83338486), (246, 81305840), (264, 75762260), (268, 74631480), (280, 71432988), (287, 69690720), (308, 64939080), (328, 60979380), (330, 60609808), (335, 59705184), (336, 59527490), (352, 56821695), (385, 51951264), (394, 50764560), (402, 49754320), (410, 48783504), (420, 47621992), (440, 45457356), (451, 44348640), (462, 43292720), (469, 42646560), (480, 41669243), (492, 40652920), (528, 37881130), (536, 37315740), (560, 35716494), (574, 34845360), (591, 33843040), (615, 32522336), (616, 32469540), (656, 30489690), (660, 30304904), (670, 29852592), (672, 29763745), (737, 27138720), (770, 25975632), (788, 25382280), (804, 24877160), (820, 24391752), (840, 23810996), (861, 23230240), (880, 22728678), (902, 22174320), (924, 21646360), (938, 21323280), (984, 20326460), (985, 20305824), (1005, 19901728), (1056, 18940565), (1072, 18657870), (1120, 17858247), (1148, 17422680), (1155, 17317088), (1182, 16921520), (1230, 16261168), (1232, 16234770), (1312, 15244845), (1320, 15152452), (1340, 14926296), (1353, 14782880), (1379, 14504160), (1407, 14215520), (1435, 13938144), (1474, 13569360), (1540, 12987816), (1576, 12691140), (1608, 12438580), (1640, 12195876), (1680, 11905498), (1722, 11615120), (1760, 11364339), (1804, 11087160), (1848, 10823180), (1876, 10661640), (1968, 10163230), (1970, 10152912), (2010, 9950864), (2144, 9328935), (2167, 9229920), (2211, 9046240), (2255, 8869728), (2296, 8711340), (2310, 8658544), (2345, 8529312), (2364, 8460760), (2460, 8130584), (2464, 8117385), (2640, 7576226), (2680, 7463148), (2706, 7391440), (2747, 7281120), (2758, 7252080), (2814, 7107760), (2870, 6969072), (2948, 6784680), (2955, 6768608), (3080, 6493908), (3152, 6345570), (3157, 6335520), (3216, 6219290), (3280, 6097938), (3360, 5952749), (3444, 5807560), (3608, 5543580), (3685, 5427744), (3696, 5411590), (3752, 5330820), (3936, 5081615), (3940, 5076456), (4020, 4975432), (4137, 4834720), (4305, 4646048), (4334, 4614960), (4422, 4523120), (4510, 4434864), (4592, 4355670), (4620, 4329272), (4690, 4264656), (4728, 4230380), (4920, 4065292), (5159, 3876960), (5280, 3788113), (5360, 3731574), (5412, 3695720), (5494, 3640560), (5516, 3626040), (5628, 3553880), (5740, 3484536), (5896, 3392340), (5910, 3384304), (6160, 3246954), (6304, 3172785), (6314, 3167760), (6432, 3109645), (6501, 3076640), (6560, 3048969), (6765, 2956576), (6888, 2903780), (6895, 2900832), (7035, 2843104), (7216, 2771790), (7370, 2713872), (7392, 2705795), (7504, 2665410), (7880, 2538228), (8040, 2487716), (8077, 2476320), (8241, 2427040), (8274, 2417360), (8610, 2323024), (8668, 2307480), (8844, 2261560), (9020, 2217432), (9184, 2177835), (9240, 2164636), (9380, 2132328), (9456, 2115190), (9471, 2111840), (9840, 2032646), (10318, 1938480), (10720, 1865787), (10824, 1847860), (10835, 1845984), (10988, 1820280), (11032, 1813020), (11055, 1809248), (11256, 1776940), (11480, 1742268), (11792, 1696170), (11820, 1692152), (12320, 1623477), (12628, 1583880), (13002, 1538320), (13199, 1515360), (13530, 1478288), (13735, 1456224), (13776, 1451890), (13790, 1450416), (14070, 1421552), (14432, 1385895), (14740, 1356936), (15008, 1332705), (15169, 1318560), (15477, 1292320), (15760, 1269114), (15785, 1267104), (16080, 1243858), (16154, 1238160), (16482, 1213520), (16548, 1208680), (17220, 1161512), (17336, 1153740), (17688, 1130780), (18040, 1108716), (18480, 1082318), (18760, 1066164), (18912, 1057595), (18942, 1055920), (19229, 1040160), (19680, 1016323), (20636, 969240), (20685, 966944), (21648, 923930), (21670, 922992), (21976, 910140), (22064, 906510), (22110, 904624), (22512, 888470), (22960, 871134), (23584, 848085), (23640, 846076), (24231, 825440), (25256, 791940), (25795, 775392), (26004, 769160), (26398, 757680), (27060, 739144), (27470, 728112), (27552, 725945), (27580, 725208), (28140, 710776), (29480, 678468), (30217, 661920), (30338, 659280), (30954, 646160), (31520, 634557), (31570, 633552), (32160, 621929), (32308, 619080), (32505, 615328), (32964, 606760), (33096, 604340), (34440, 580756), (34672, 576870), (35376, 565390), (36080, 554358), (36960, 541159), (37520, 533082), (37884, 527960), (38458, 520080), (39597, 505120), (40385, 495264), (41205, 485408), (41272, 484620), (41370, 483472), (43296, 461965), (43340, 461496), (43952, 455070), (44128, 453255), (44220, 452312), (45024, 444235), (45507, 439520), (45920, 435567), (47280, 423038), (47355, 422368), (48462, 412720), (50512, 395970), (51590, 387696), (52008, 384580), (52796, 378840), (54120, 369572), (54940, 364056), (55160, 362604), (56280, 355388), (56539, 353760), (57687, 346720), (58960, 339234), (60434, 330960), (60676, 329640), (61908, 323080), (63140, 316776), (64616, 309540), (65010, 307664), (65928, 303380), (65995, 303072), (66192, 302170), (68880, 290378), (69344, 288435), (70752, 282695), (72160, 277179), (75040, 266541), (75768, 263980), (75845, 263712), (76916, 260040), (77385, 258464), (79194, 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