21120289920

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5581}}^1$

素因数の和:5685

約数の個数: 320

約数和(自身を含む): 76471278840

約数和(自身を除く): 55350988920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 73, 80, 81, 90, 96, 108, 120, 128, 135, 144, 146, 160, 162, 180, 192, 216, 219, 240, 270, 288, 292, 320, 324, 360, 365, 384, 405, 432, 438, 480, 540, 576, 584, 640, 648, 657, 720, 730, 810, 864, 876, 960, 1080, 1095, 1152, 1168, 1296, 1314, 1440, 1460, 1620, 1728, 1752, 1920, 1971, 2160, 2190, 2336, 2592, 2628, 2880, 2920, 3240, 3285, 3456, 3504, 3942, 4320, 4380, 4672, 5184, 5256, 5581, 5760, 5840, 5913, 6480, 6570, 7008, 7884, 8640, 8760, 9344, 9855, 10368, 10512, 11162, 11680, 11826, 12960, 13140, 14016, 15768, 16743, 17280, 17520, 19710, 21024, 22324, 23360, 23652, 25920, 26280, 27905, 28032, 29565, 31536, 33486, 35040, 39420, 42048, 44648, 46720, 47304, 50229, 51840, 52560, 55810, 59130, 63072, 66972, 70080, 78840, 83715, 84096, 89296, 94608, 100458, 105120, 111620, 118260, 126144, 133944, 140160, 150687, 157680, 167430, 178592, 189216, 200916, 210240, 223240, 236520, 251145, 252288, 267888, 301374, 315360, 334860, 357184, 378432, 401832, 407413, 420480, 446480, 452061, 473040, 502290, 535776, 602748, 630720, 669720, 714368, 753435, 756864, 803664, 814826, 892960, 904122, 946080, 1004580, 1071552, 1205496, 1222239, 1261440, 1339440, 1506870, 1607328, 1629652, 1785920, 1808244, 1892160, 2009160, 2037065, 2143104, 2260305, 2410992, 2444478, 2678880, 3013740, 3214656, 3259304, 3571840, 3616488, 3666717, 3784320, 4018320, 4074130, 4520610, 4821984, 4888956, 5357760, 6027480, 6111195, 6429312, 6518608, 7232976, 7333434, 8036640, 8148260, 9041220, 9643968, 9777912, 10715520, 11000151, 12054960, 12222390, 13037216, 14465952, 14666868, 16073280, 16296520, 18082440, 18333585, 19287936, 19555824, 22000302, 24109920, 24444780, 26074432, 28931904, 29333736, 32146560, 32593040, 33000453, 36164880, 36667170, 39111648, 44000604, 48219840, 48889560, 52148864, 55000755, 57863808, 58667472, 65186080, 66000906, 72329760, 73334340, 78223296, 88001208, 96439680, 97779120, 110001510, 117334944, 130372160, 132001812, 144659520, 146668680, 156446592, 165002265, 176002416, 195558240, 220003020, 234669888, 260744320, 264003624, 289319040, 293337360, 330004530, 352004832, 391116480, 440006040, 469339776, 528007248, 586674720, 660009060, 704009664, 782232960, 880012080, 1056014496, 1173349440, 1320018120, 1408019328, 1760024160, 2112028992, 2346698880, 2640036240, 3520048320, 4224057984, 5280072480, 7040096640, 10560144960, 21120289920]

約数ペア:

[(1, 21120289920), (2, 10560144960), (3, 7040096640), (4, 5280072480), (5, 4224057984), (6, 3520048320), (8, 2640036240), (9, 2346698880), (10, 2112028992), (12, 1760024160), (15, 1408019328), (16, 1320018120), (18, 1173349440), (20, 1056014496), (24, 880012080), (27, 782232960), (30, 704009664), (32, 660009060), (36, 586674720), (40, 528007248), (45, 469339776), (48, 440006040), (54, 391116480), (60, 352004832), (64, 330004530), (72, 293337360), (73, 289319040), (80, 264003624), (81, 260744320), (90, 234669888), (96, 220003020), (108, 195558240), (120, 176002416), (128, 165002265), (135, 156446592), (144, 146668680), (146, 144659520), (160, 132001812), (162, 130372160), (180, 117334944), (192, 110001510), (216, 97779120), (219, 96439680), (240, 88001208), (270, 78223296), (288, 73334340), (292, 72329760), (320, 66000906), (324, 65186080), (360, 58667472), (365, 57863808), (384, 55000755), (405, 52148864), (432, 48889560), (438, 48219840), (480, 44000604), (540, 39111648), (576, 36667170), (584, 36164880), (640, 33000453), (648, 32593040), (657, 32146560), (720, 29333736), (730, 28931904), (810, 26074432), (864, 24444780), (876, 24109920), (960, 22000302), (1080, 19555824), (1095, 19287936), (1152, 18333585), (1168, 18082440), (1296, 16296520), (1314, 16073280), (1440, 14666868), (1460, 14465952), (1620, 13037216), (1728, 12222390), (1752, 12054960), (1920, 11000151), (1971, 10715520), (2160, 9777912), (2190, 9643968), (2336, 9041220), (2592, 8148260), (2628, 8036640), (2880, 7333434), (2920, 7232976), (3240, 6518608), (3285, 6429312), (3456, 6111195), (3504, 6027480), (3942, 5357760), (4320, 4888956), (4380, 4821984), (4672, 4520610), (5184, 4074130), (5256, 4018320), (5581, 3784320), (5760, 3666717), (5840, 3616488), (5913, 3571840), (6480, 3259304), (6570, 3214656), (7008, 3013740), (7884, 2678880), (8640, 2444478), (8760, 2410992), (9344, 2260305), (9855, 2143104), (10368, 2037065), (10512, 2009160), (11162, 1892160), (11680, 1808244), (11826, 1785920), (12960, 1629652), (13140, 1607328), (14016, 1506870), (15768, 1339440), (16743, 1261440), (17280, 1222239), (17520, 1205496), (19710, 1071552), (21024, 1004580), (22324, 946080), (23360, 904122), (23652, 892960), (25920, 814826), (26280, 803664), (27905, 756864), (28032, 753435), (29565, 714368), (31536, 669720), (33486, 630720), (35040, 602748), (39420, 535776), (42048, 502290), (44648, 473040), (46720, 452061), (47304, 446480), (50229, 420480), (51840, 407413), (52560, 401832), (55810, 378432), (59130, 357184), (63072, 334860), (66972, 315360), (70080, 301374), (78840, 267888), (83715, 252288), (84096, 251145), (89296, 236520), (94608, 223240), (100458, 210240), (105120, 200916), (111620, 189216), (118260, 178592), (126144, 167430), (133944, 157680), (140160, 150687)]