21688817472

素因数分解:

$2^6\times 3^3\times 7^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:145

約数の個数: 896

約数和(自身を含む): 81540096000

約数和(自身を除く): 59851278528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 37, 42, 43, 46, 48, 49, 54, 56, 63, 64, 69, 72, 74, 84, 86, 92, 96, 98, 108, 111, 112, 126, 129, 138, 144, 147, 148, 161, 168, 172, 184, 189, 192, 196, 207, 216, 222, 224, 252, 258, 259, 276, 288, 294, 296, 301, 322, 333, 336, 343, 344, 368, 378, 387, 392, 414, 432, 441, 444, 448, 483, 504, 516, 518, 552, 576, 588, 592, 602, 621, 644, 666, 672, 686, 688, 736, 756, 774, 777, 784, 828, 851, 864, 882, 888, 903, 966, 989, 999, 1008, 1029, 1032, 1036, 1104, 1127, 1161, 1176, 1184, 1204, 1242, 1288, 1323, 1332, 1344, 1372, 1376, 1449, 1472, 1512, 1548, 1554, 1568, 1591, 1656, 1702, 1728, 1764, 1776, 1806, 1813, 1932, 1978, 1998, 2016, 2058, 2064, 2072, 2107, 2208, 2254, 2322, 2331, 2352, 2368, 2408, 2484, 2553, 2576, 2646, 2664, 2709, 2744, 2752, 2898, 2967, 3024, 3087, 3096, 3108, 3136, 3182, 3312, 3381, 3404, 3528, 3552, 3612, 3626, 3864, 3956, 3996, 4032, 4116, 4128, 4144, 4214, 4347, 4416, 4508, 4644, 4662, 4704, 4773, 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39744, 40572, 40848, 41538, 41699, 42336, 42957, 43344, 43512, 44247, 44548, 45954, 46368, 47334, 47472, 47656, 48461, 48951, 49392, 49728, 50568, 50764, 50912, 53406, 53613, 54096, 54464, 55384, 55944, 56889, 57276, 57792, 58016, 58996, 60858, 61272, 62307, 63112, 63296, 63936, 65016, 65268, 65856, 66822, 67424, 69552, 71001, 71208, 71484, 72128, 73186, 74088, 74304, 74592, 75852, 76146, 76368, 77959, 81144, 81696, 83076, 83398, 84672, 85914, 86688, 87024, 88494, 89096, 91908, 92736, 94668, 94944, 95312, 96922, 97902, 98784, 100233, 101136, 101528, 101824, 106812, 107226, 108192, 109779, 110768, 111888, 113778, 114219, 114552, 116032, 117992, 121716, 122544, 124614, 125097, 126224, 130032, 130536, 132741, 133644, 134848, 139104, 142002, 142416, 142968, 145383, 146372, 148176, 149184, 151704, 152292, 152736, 155918, 160839, 162288, 163392, 166152, 166796, 171828, 173376, 174048, 176988, 178192, 183816, 186921, 189336, 189888, 190624, 193844, 195804, 197568, 200466, 202272, 203056, 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5146848, 5233788, 5254074, 5269392, 5379171, 5427632, 5482512, 5613048, 5981472, 6004656, 6106086, 6147624, 6371568, 6414912, 6548556, 6816096, 6916077, 6978384, 7005432, 7025856, 7172228, 7310016, 7484064, 7881111, 7904088, 8006208, 8141448, 8196832, 8419572, 8495424, 8731408, 9006984, 9159129, 9221436, 9304512, 9340576, 9622368, 9822834, 10293696, 10467576, 10508148, 10538784, 10758342, 10855264, 10965024, 11226096, 11962944, 12009312, 12212172, 12295248, 12551399, 12743136, 13097112, 13632192, 13832154, 13956768, 14010864, 14344456, 14734251, 14968128, 15762222, 15808176, 16137513, 16282896, 16393664, 16839144, 17462816, 18013968, 18318258, 18442872, 18681152, 19244736, 19645668, 20935152, 21016296, 21077568, 21516684, 21710528, 21930048, 22452192, 24018624, 24424344, 24590496, 25102798, 25486272, 26194224, 27664308, 27913536, 28021728, 28688912, 29468502, 31524444, 31616352, 32275026, 32565792, 33678288, 34925632, 36027936, 36636516, 36885744, 37654197, 39291336, 41870304, 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約数ペア:

[(1, 21688817472), (2, 10844408736), (3, 7229605824), (4, 5422204368), (6, 3614802912), (7, 3098402496), (8, 2711102184), (9, 2409868608), (12, 1807401456), (14, 1549201248), (16, 1355551092), (18, 1204934304), (21, 1032800832), (23, 942992064), (24, 903700728), (27, 803289536), (28, 774600624), (32, 677775546), (36, 602467152), (37, 586184256), (42, 516400416), (43, 504391104), (46, 471496032), (48, 451850364), (49, 442628928), (54, 401644768), (56, 387300312), (63, 344266944), (64, 338887773), (69, 314330688), (72, 301233576), (74, 293092128), (84, 258200208), (86, 252195552), (92, 235748016), (96, 225925182), (98, 221314464), (108, 200822384), (111, 195394752), (112, 193650156), (126, 172133472), (129, 168130368), (138, 157165344), (144, 150616788), (147, 147542976), (148, 146546064), (161, 134713152), (168, 129100104), (172, 126097776), (184, 117874008), (189, 114755648), (192, 112962591), (196, 110657232), (207, 104776896), (216, 100411192), (222, 97697376), (224, 96825078), (252, 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18442872), (1184, 18318258), (1204, 18013968), (1242, 17462816), (1288, 16839144), (1323, 16393664), (1332, 16282896), (1344, 16137513), (1372, 15808176), (1376, 15762222), (1449, 14968128), (1472, 14734251), (1512, 14344456), (1548, 14010864), (1554, 13956768), (1568, 13832154), (1591, 13632192), (1656, 13097112), (1702, 12743136), (1728, 12551399), (1764, 12295248), (1776, 12212172), (1806, 12009312), (1813, 11962944), (1932, 11226096), (1978, 10965024), (1998, 10855264), (2016, 10758342), (2058, 10538784), (2064, 10508148), (2072, 10467576), (2107, 10293696), (2208, 9822834), (2254, 9622368), (2322, 9340576), (2331, 9304512), (2352, 9221436), (2368, 9159129), (2408, 9006984), (2484, 8731408), (2553, 8495424), (2576, 8419572), (2646, 8196832), (2664, 8141448), (2709, 8006208), (2744, 7904088), (2752, 7881111), (2898, 7484064), (2967, 7310016), (3024, 7172228), (3087, 7025856), (3096, 7005432), (3108, 6978384), (3136, 6916077), (3182, 6816096), (3312, 6548556), (3381, 6414912), (3404, 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(9016, 2405592), (9261, 2341952), (9288, 2335144), (9324, 2326128), (9408, 2305359), (9546, 2272032), (9632, 2251746), (9936, 2182852), (10143, 2138304), (10212, 2123856), (10304, 2104893), (10584, 2049208), (10656, 2035362), (10836, 2001552), (10878, 1993824), (10976, 1976022), (11137, 1947456), (11592, 1871016), (11868, 1827504), (11914, 1820448), (12096, 1793057), (12348, 1756464), (12384, 1751358), (12432, 1744596), (12642, 1715616), (12691, 1708992), (12728, 1704024), (13248, 1637139), (13524, 1603728), (13616, 1592892), (13846, 1566432), (13986, 1550752), (14112, 1536906), (14319, 1514688), (14448, 1501164), (14504, 1495368), (14749, 1470528), (15318, 1415904), (15456, 1403262), (15778, 1374624), (15824, 1370628), (15984, 1356908), (16254, 1334368), (16317, 1329216), (16464, 1317348), (16576, 1308447), (16856, 1286712), (17388, 1247344), (17802, 1218336), (17871, 1213632), (18032, 1202796), (18522, 1170976), (18576, 1167572), (18648, 1163064), (18963, 1143744), (19092, 1136016), (19264, 1125873), (19872, 1091426), (20286, 1069152), (20424, 1061928), (20769, 1044288), (21168, 1024604), (21312, 1017681), (21672, 1000776), (21756, 996912), (21952, 988011), (22274, 973728), (22977, 943936), (23184, 935508), (23667, 916416), (23736, 913752), (23828, 910224), (24696, 878232), (24768, 875679), (24864, 872298), (25284, 857808), (25382, 854496), (25456, 852012), (26703, 812224), (27048, 801864), (27232, 796446), (27692, 783216), (27972, 775376), (28224, 768453), (28638, 757344), (28896, 750582), (29008, 747684), (29498, 735264), (30429, 712768), (30636, 707952), (30912, 701631), (31556, 687312), (31648, 685314), (31968, 678454), (32508, 667184), (32634, 664608), (32928, 658674), (33411, 649152), (33712, 643356), (34776, 623672), (35604, 609168), (35742, 606816), (36064, 601398), (36593, 592704), (37044, 585488), (37152, 583786), (37296, 581532), (37926, 571872), (38073, 569664), (38184, 568008), (39744, 545713), (40572, 534576), (40848, 530964), (41538, 522144), (41699, 520128), (42336, 512302), (42957, 504896), (43344, 500388), (43512, 498456), (44247, 490176), (44548, 486864), (45954, 471968), (46368, 467754), (47334, 458208), (47472, 456876), (47656, 455112), (48461, 447552), (48951, 443072), (49392, 439116), (49728, 436149), (50568, 428904), (50764, 427248), (50912, 426006), (53406, 406112), (53613, 404544), (54096, 400932), (54464, 398223), (55384, 391608), (55944, 387688), (56889, 381248), (57276, 378672), (57792, 375291), (58016, 373842), (58996, 367632), (60858, 356384), (61272, 353976), (62307, 348096), (63112, 343656), (63296, 342657), (63936, 339227), (65016, 333592), (65268, 332304), (65856, 329337), (66822, 324576), (67424, 321678), (69552, 311836), (71001, 305472), (71208, 304584), (71484, 303408), (72128, 300699), (73186, 296352), (74088, 292744), (74304, 291893), (74592, 290766), (75852, 285936), (76146, 284832), (76368, 284004), (77959, 278208), (81144, 267288), (81696, 265482), (83076, 261072), (83398, 260064), (84672, 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