20424005280

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21787}}^1$

素因数の和:21849

約数の個数: 384

約数和(自身を含む): 84335247360

約数和(自身を除く): 63911242080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 160, 168, 180, 186, 189, 210, 216, 217, 224, 240, 248, 252, 270, 279, 280, 288, 310, 315, 336, 360, 372, 378, 420, 432, 434, 465, 480, 496, 504, 540, 558, 560, 620, 630, 651, 672, 720, 744, 756, 837, 840, 864, 868, 930, 945, 992, 1008, 1080, 1085, 1116, 1120, 1240, 1260, 1302, 1395, 1440, 1488, 1512, 1674, 1680, 1736, 1860, 1890, 1953, 2016, 2160, 2170, 2232, 2480, 2520, 2604, 2790, 2976, 3024, 3255, 3348, 3360, 3472, 3720, 3780, 3906, 4185, 4320, 4340, 4464, 4960, 5040, 5208, 5580, 5859, 6048, 6510, 6696, 6944, 7440, 7560, 7812, 8370, 8680, 8928, 9765, 10080, 10416, 11160, 11718, 13020, 13392, 14880, 15120, 15624, 16740, 17360, 19530, 20832, 21787, 22320, 23436, 26040, 26784, 29295, 30240, 31248, 33480, 34720, 39060, 43574, 44640, 46872, 52080, 58590, 62496, 65361, 66960, 78120, 87148, 93744, 104160, 108935, 117180, 130722, 133920, 152509, 156240, 174296, 187488, 196083, 217870, 234360, 261444, 305018, 312480, 326805, 348592, 392166, 435740, 457527, 468720, 522888, 588249, 610036, 653610, 675397, 697184, 762545, 784332, 871480, 915054, 937440, 980415, 1045776, 1176498, 1220072, 1307220, 1350794, 1372581, 1525090, 1568664, 1742960, 1830108, 1960830, 2026191, 2091552, 2287635, 2352996, 2440144, 2614440, 2701588, 2745162, 2941245, 3050180, 3137328, 3376985, 3485920, 3660216, 3921660, 4052382, 4117743, 4575270, 4705992, 4727779, 4880288, 5228880, 5403176, 5490324, 5882490, 6078573, 6100360, 6274656, 6753970, 6862905, 7320432, 7843320, 8104764, 8235486, 9150540, 9411984, 9455558, 10130955, 10457760, 10806352, 10980648, 11764980, 12157146, 12200720, 13507940, 13725810, 14183337, 14640864, 15686640, 16209528, 16470972, 18235719, 18301080, 18823968, 18911116, 20261910, 20588715, 21612704, 21961296, 23529960, 23638895, 24314292, 24401440, 27015880, 27451620, 28366674, 30392865, 31373280, 32419056, 32941944, 36471438, 36602160, 37822232, 40523820, 41177430, 42550011, 43922592, 47059920, 47277790, 48628584, 54031760, 54903240, 56733348, 60785730, 64838112, 65883888, 70916685, 72942876, 73204320, 75644464, 81047640, 82354860, 85100022, 91178595, 94119840, 94555580, 97257168, 108063520, 109806480, 113466696, 121571460, 127650033, 131767776, 141833370, 145885752, 151288928, 162095280, 164709720, 170200044, 182357190, 189111160, 194514336, 212750055, 219612960, 226933392, 243142920, 255300066, 283666740, 291771504, 324190560, 329419440, 340400088, 364714380, 378222320, 425500110, 453866784, 486285840, 510600132, 567333480, 583543008, 638250165, 658838880, 680800176, 729428760, 756444640, 851000220, 972571680, 1021200264, 1134666960, 1276500330, 1361600352, 1458857520, 1702000440, 2042400528, 2269333920, 2553000660, 2917715040, 3404000880, 4084801056, 5106001320, 6808001760, 10212002640, 20424005280]

約数ペア:

[(1, 20424005280), (2, 10212002640), (3, 6808001760), (4, 5106001320), (5, 4084801056), (6, 3404000880), (7, 2917715040), (8, 2553000660), (9, 2269333920), (10, 2042400528), (12, 1702000440), (14, 1458857520), (15, 1361600352), (16, 1276500330), (18, 1134666960), (20, 1021200264), (21, 972571680), (24, 851000220), (27, 756444640), (28, 729428760), (30, 680800176), (31, 658838880), (32, 638250165), (35, 583543008), (36, 567333480), (40, 510600132), (42, 486285840), (45, 453866784), (48, 425500110), (54, 378222320), (56, 364714380), (60, 340400088), (62, 329419440), (63, 324190560), (70, 291771504), (72, 283666740), (80, 255300066), (84, 243142920), (90, 226933392), (93, 219612960), (96, 212750055), (105, 194514336), (108, 189111160), (112, 182357190), (120, 170200044), (124, 164709720), (126, 162095280), (135, 151288928), (140, 145885752), (144, 141833370), (155, 131767776), (160, 127650033), (168, 121571460), (180, 113466696), (186, 109806480), (189, 108063520), (210, 97257168), (216, 94555580), (217, 94119840), (224, 91178595), (240, 85100022), (248, 82354860), (252, 81047640), (270, 75644464), (279, 73204320), (280, 72942876), (288, 70916685), (310, 65883888), (315, 64838112), (336, 60785730), (360, 56733348), (372, 54903240), (378, 54031760), (420, 48628584), (432, 47277790), (434, 47059920), (465, 43922592), (480, 42550011), (496, 41177430), (504, 40523820), (540, 37822232), (558, 36602160), (560, 36471438), (620, 32941944), (630, 32419056), (651, 31373280), (672, 30392865), (720, 28366674), (744, 27451620), (756, 27015880), (837, 24401440), (840, 24314292), (864, 23638895), (868, 23529960), (930, 21961296), (945, 21612704), (992, 20588715), (1008, 20261910), (1080, 18911116), (1085, 18823968), (1116, 18301080), (1120, 18235719), (1240, 16470972), (1260, 16209528), (1302, 15686640), (1395, 14640864), (1440, 14183337), (1488, 13725810), (1512, 13507940), (1674, 12200720), (1680, 12157146), (1736, 11764980), (1860, 10980648), (1890, 10806352), (1953, 10457760), (2016, 10130955), (2160, 9455558), (2170, 9411984), (2232, 9150540), (2480, 8235486), (2520, 8104764), (2604, 7843320), (2790, 7320432), (2976, 6862905), (3024, 6753970), (3255, 6274656), (3348, 6100360), (3360, 6078573), (3472, 5882490), (3720, 5490324), (3780, 5403176), (3906, 5228880), (4185, 4880288), (4320, 4727779), (4340, 4705992), (4464, 4575270), (4960, 4117743), (5040, 4052382), (5208, 3921660), (5580, 3660216), (5859, 3485920), (6048, 3376985), (6510, 3137328), (6696, 3050180), (6944, 2941245), (7440, 2745162), (7560, 2701588), (7812, 2614440), (8370, 2440144), (8680, 2352996), (8928, 2287635), (9765, 2091552), (10080, 2026191), (10416, 1960830), (11160, 1830108), (11718, 1742960), (13020, 1568664), (13392, 1525090), (14880, 1372581), (15120, 1350794), (15624, 1307220), (16740, 1220072), (17360, 1176498), (19530, 1045776), (20832, 980415), (21787, 937440), (22320, 915054), (23436, 871480), (26040, 784332), (26784, 762545), (29295, 697184), (30240, 675397), (31248, 653610), (33480, 610036), (34720, 588249), (39060, 522888), (43574, 468720), (44640, 457527), (46872, 435740), (52080, 392166), (58590, 348592), (62496, 326805), (65361, 312480), (66960, 305018), (78120, 261444), (87148, 234360), (93744, 217870), (104160, 196083), (108935, 187488), (117180, 174296), (130722, 156240), (133920, 152509)]