21306061920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:140

約数の個数: 1152

約数和(自身を含む): 90805639680

約数和(自身を除く): 69499577760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 17, 19, 20, 22, 24, 26, 30, 31, 32, 33, 34, 38, 39, 40, 44, 48, 51, 52, 55, 57, 60, 62, 65, 66, 68, 76, 78, 80, 85, 88, 93, 95, 96, 102, 104, 110, 114, 120, 124, 130, 132, 136, 143, 152, 155, 156, 160, 165, 170, 176, 186, 187, 190, 195, 204, 208, 209, 220, 221, 228, 240, 247, 248, 255, 260, 264, 272, 285, 286, 304, 310, 312, 323, 330, 340, 341, 352, 372, 374, 380, 390, 403, 408, 416, 418, 429, 440, 442, 456, 465, 480, 494, 496, 510, 520, 527, 528, 544, 561, 570, 572, 589, 608, 620, 624, 627, 646, 660, 663, 680, 682, 715, 741, 744, 748, 760, 780, 806, 816, 836, 858, 880, 884, 912, 930, 935, 961, 969, 988, 992, 1020, 1023, 1040, 1045, 1054, 1056, 1105, 1122, 1140, 1144, 1178, 1209, 1235, 1240, 1248, 1254, 1292, 1320, 1326, 1360, 1364, 1430, 1482, 1488, 1496, 1520, 1560, 1581, 1612, 1615, 1632, 1672, 1705, 1716, 1760, 1767, 1768, 1824, 1860, 1870, 1922, 1938, 1976, 2015, 2040, 2046, 2080, 2090, 2108, 2145, 2210, 2244, 2280, 2288, 2356, 2418, 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16368, 16720, 16796, 16864, 17160, 17391, 17670, 17680, 17732, 17765, 17952, 18259, 18848, 19220, 19344, 19380, 19437, 19448, 19760, 20026, 20064, 20460, 20553, 20995, 21080, 21142, 21216, 21318, 21736, 22165, 22440, 22880, 22971, 23064, 23188, 23560, 23712, 24180, 24310, 24986, 25080, 25194, 25296, 25840, 25916, 26520, 26598, 27170, 27280, 27404, 28272, 28424, 28830, 28985, 29172, 29640, 29920, 30039, 30628, 30752, 31008, 31620, 31713, 32240, 32395, 32604, 32674, 32736, 33440, 33592, 34255, 34320, 34782, 35340, 35360, 35464, 35530, 36465, 36518, 37479, 38285, 38440, 38688, 38760, 38874, 38896, 39520, 40052, 40755, 40920, 41106, 41990, 42160, 42284, 42636, 43472, 44330, 44880, 45942, 46128, 46189, 46376, 47120, 48360, 48620, 49011, 49972, 50065, 50160, 50388, 50592, 51680, 51832, 52855, 53040, 53196, 53295, 54340, 54560, 54777, 54808, 56544, 56848, 57660, 57970, 58344, 59280, 60078, 61256, 62465, 62985, 63240, 63426, 64480, 64790, 65208, 65348, 66495, 67184, 68510, 68640, 69564, 70680, 70928, 71060, 72930, 73036, 74958, 75361, 76570, 76880, 77520, 77748, 77792, 80104, 81510, 81685, 81840, 82212, 83980, 84227, 84320, 84568, 85272, 86944, 86955, 88660, 89760, 91295, 91884, 92256, 92378, 92752, 94240, 96720, 97185, 97240, 98022, 99944, 100130, 100320, 100776, 102765, 103664, 105710, 106080, 106392, 106590, 108680, 109554, 109616, 110143, 113696, 114855, 115320, 115940, 116688, 118560, 120156, 122512, 124930, 125970, 126480, 126852, 129580, 130169, 130416, 130696, 132990, 134368, 137020, 137423, 138567, 139128, 141360, 141856, 142120, 145860, 146072, 149916, 150195, 150722, 153140, 153760, 155040, 155496, 158565, 160208, 163020, 163370, 163680, 164424, 167960, 168454, 169136, 170544, 173910, 177320, 179707, 182590, 183768, 184756, 185504, 187395, 193440, 194370, 194480, 196044, 199888, 200260, 200849, 201552, 205530, 207328, 211420, 212381, 212784, 213180, 217360, 219108, 219232, 220286, 226083, 229710, 230640, 230945, 231880, 233376, 237367, 240312, 245024, 245055, 249860, 251940, 252681, 252960, 253704, 259160, 260338, 260832, 261392, 265980, 273885, 274040, 274846, 277134, 278256, 282720, 284240, 291720, 292144, 299832, 300390, 301444, 306280, 310403, 310992, 317130, 320416, 326040, 326740, 328848, 330429, 335920, 336908, 338272, 341088, 347820, 354640, 359414, 365180, 367536, 369512, 374790, 376805, 388740, 388960, 390507, 392088, 399776, 400520, 401698, 403104, 411060, 412269, 421135, 422840, 424762, 425568, 426360, 434720, 438216, 440572, 452166, 459420, 461280, 461890, 463760, 474734, 480624, 490110, 499720, 503880, 505362, 507408, 518320, 520676, 522784, 531960, 539121, 547770, 548080, 549692, 550715, 554268, 556512, 568480, 583440, 584288, 599664, 600780, 602547, 602888, 612560, 620806, 621984, 634260, 637143, 650845, 652080, 653480, 657696, 660858, 671840, 673816, 687115, 692835, 695640, 709280, 712101, 718828, 730360, 735072, 739024, 749580, 753610, 777480, 781014, 784176, 801040, 803396, 822120, 824538, 842270, 845680, 849524, 852720, 876432, 881144, 898535, 904332, 918840, 923780, 927520, 931209, 949468, 961248, 980220, 999440, 1004245, 1007760, 1010724, 1014816, 1036640, 1041352, 1061905, 1063920, 1078242, 1095540, 1096160, 1099384, 1101430, 1108536, 1130415, 1166880, 1186835, 1199328, 1201560, 1205094, 1205776, 1225120, 1241612, 1263405, 1268520, 1274286, 1301690, 1304160, 1306960, 1321716, 1347632, 1374230, 1385670, 1391280, 1424202, 1431859, 1437656, 1460720, 1478048, 1499160, 1507220, 1552015, 1554960, 1562028, 1568352, 1602080, 1606792, 1644240, 1649076, 1652145, 1684540, 1691360, 1699048, 1705440, 1752864, 1762288, 1797070, 1808664, 1837680, 1847560, 1862418, 1898936, 1952535, 1960440, 1998880, 2008490, 2015520, 2021448, 2061345, 2082704, 2123810, 2127840, 2156484, 2191080, 2198768, 2202860, 2217072, 2260830, 2336191, 2373670, 2403120, 2410188, 2411552, 2483224, 2526810, 2537040, 2548572, 2603380, 2611037, 2613920, 2643432, 2695264, 2695605, 2748460, 2771340, 2782560, 2848404, 2863718, 2875312, 2921440, 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約数ペア:

[(1, 21306061920), (2, 10653030960), (3, 7102020640), (4, 5326515480), (5, 4261212384), (6, 3551010320), (8, 2663257740), (10, 2130606192), (11, 1936914720), (12, 1775505160), (13, 1638927840), (15, 1420404128), (16, 1331628870), (17, 1253297760), (19, 1121371680), (20, 1065303096), (22, 968457360), (24, 887752580), (26, 819463920), (30, 710202064), (31, 687292320), (32, 665814435), (33, 645638240), (34, 626648880), (38, 560685840), (39, 546309280), (40, 532651548), (44, 484228680), (48, 443876290), (51, 417765920), (52, 409731960), (55, 387382944), (57, 373790560), (60, 355101032), (62, 343646160), (65, 327785568), (66, 322819120), (68, 313324440), (76, 280342920), (78, 273154640), (80, 266325774), (85, 250659552), (88, 242114340), (93, 229097440), (95, 224274336), (96, 221938145), (102, 208882960), (104, 204865980), (110, 193691472), (114, 186895280), (120, 177550516), (124, 171823080), (130, 163892784), (132, 161409560), (136, 156662220), (143, 148993440), (152, 140171460), (155, 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13192608), (1632, 13055185), (1672, 12742860), (1705, 12496224), (1716, 12416120), (1760, 12105717), (1767, 12057760), (1768, 12050940), (1824, 11680955), (1860, 11454872), (1870, 11393616), (1922, 11085360), (1938, 10993840), (1976, 10782420), (2015, 10573728), (2040, 10444148), (2046, 10413520), (2080, 10243299), (2090, 10194288), (2108, 10107240), (2145, 9932896), (2210, 9640752), (2244, 9494680), (2280, 9344764), (2288, 9312090), (2356, 9043320), (2418, 8811440), (2431, 8764320), (2470, 8625936), (2480, 8591154), (2508, 8495240), (2584, 8245380), (2635, 8085792), (2640, 8070478), (2652, 8033960), (2717, 7841760), (2720, 7833111), (2728, 7810140), (2805, 7595744), (2860, 7449672), (2883, 7390240), (2945, 7234656), (2964, 7188280), (2976, 7159295), (2992, 7121010), (3040, 7008573), (3120, 6828866), (3135, 6796192), (3162, 6738160), (3224, 6608580), (3230, 6596304), (3315, 6427168), (3344, 6371430), (3410, 6248112), (3432, 6208060), (3534, 6028880), (3536, 6025470), (3553, 5996640), (3705, 5750624), (3720, 5727436), (3740, 5696808), (3844, 5542680), (3876, 5496920), (3952, 5391210), (4030, 5286864), (4080, 5222074), (4092, 5206760), (4180, 5097144), (4199, 5074080), (4216, 5053620), (4290, 4966448), (4420, 4820376), (4433, 4806240), (4488, 4747340), (4560, 4672382), (4576, 4656045), (4712, 4521660), (4805, 4434144), (4836, 4405720), (4845, 4397536), (4862, 4382160), (4940, 4312968), (4960, 4295577), (5016, 4247620), (5115, 4165408), (5168, 4122690), (5270, 4042896), (5280, 4035239), (5304, 4016980), (5434, 3920880), (5456, 3905070), (5610, 3797872), (5720, 3724836), (5766, 3695120), (5797, 3675360), (5890, 3617328), (5928, 3594140), (5984, 3560505), (6045, 3524576), (6240, 3414433), (6270, 3398096), (6324, 3369080), (6448, 3304290), (6460, 3298152), (6479, 3288480), (6630, 3213584), (6688, 3185715), (6820, 3124056), (6851, 3109920), (6864, 3104030), (7068, 3014440), (7072, 3012735), (7106, 2998320), (7293, 2921440), (7410, 2875312), (7440, 2863718), (7480, 2848404), (7657, 2782560), (7688, 2771340), (7752, 2748460), (7904, 2695605), (7905, 2695264), (8060, 2643432), (8151, 2613920), (8160, 2611037), (8184, 2603380), (8360, 2548572), (8398, 2537040), (8432, 2526810), (8580, 2483224), (8835, 2411552), (8840, 2410188), (8866, 2403120), (8976, 2373670), (9120, 2336191), (9424, 2260830), (9610, 2217072), (9672, 2202860), (9690, 2198768), (9724, 2191080), (9880, 2156484), (10013, 2127840), (10032, 2123810), (10230, 2082704), (10336, 2061345), (10540, 2021448), (10571, 2015520), (10608, 2008490), (10659, 1998880), (10868, 1960440), (10912, 1952535), (11220, 1898936), (11440, 1862418), (11532, 1847560), (11594, 1837680), (11780, 1808664), (11856, 1797070), (12090, 1762288), (12155, 1752864), (12493, 1705440), (12540, 1699048), (12597, 1691360), (12648, 1684540), (12896, 1652145), (12920, 1649076), (12958, 1644240), (13260, 1606792), (13299, 1602080), (13585, 1568352), (13640, 1562028), (13702, 1554960), (13728, 1552015), (14136, 1507220), 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