21258656640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1471}}^1$

素因数の和:1702

約数の個数: 384

約数和(自身を含む): 79519265280

約数和(自身を除く): 58260608640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 193, 195, 208, 234, 240, 260, 288, 312, 320, 360, 384, 386, 390, 416, 468, 480, 520, 576, 579, 585, 624, 640, 720, 772, 780, 832, 936, 960, 965, 1040, 1152, 1158, 1170, 1248, 1440, 1471, 1544, 1560, 1664, 1737, 1872, 1920, 1930, 2080, 2316, 2340, 2496, 2509, 2880, 2895, 2942, 3088, 3120, 3474, 3744, 3860, 4160, 4413, 4632, 4680, 4992, 5018, 5760, 5790, 5884, 6176, 6240, 6948, 7355, 7488, 7527, 7720, 8320, 8685, 8826, 9264, 9360, 10036, 11580, 11768, 12352, 12480, 12545, 13239, 13896, 14710, 14976, 15054, 15440, 17370, 17652, 18528, 18720, 19123, 20072, 22065, 22581, 23160, 23536, 24704, 24960, 25090, 26478, 27792, 29420, 30108, 30880, 34740, 35304, 37056, 37440, 37635, 38246, 40144, 44130, 45162, 46320, 47072, 50180, 52956, 55584, 57369, 58840, 60216, 61760, 66195, 69480, 70608, 74112, 74880, 75270, 76492, 80288, 88260, 90324, 92640, 94144, 95615, 100360, 105912, 111168, 112905, 114738, 117680, 120432, 123520, 132390, 138960, 141216, 150540, 152984, 160576, 172107, 176520, 180648, 185280, 188288, 191230, 200720, 211824, 222336, 225810, 229476, 235360, 240864, 264780, 277920, 282432, 283903, 286845, 301080, 305968, 321152, 344214, 353040, 361296, 370560, 382460, 401440, 423648, 451620, 458952, 470720, 481728, 529560, 555840, 564864, 567806, 573690, 602160, 611936, 688428, 706080, 722592, 764920, 802880, 847296, 851709, 860535, 903240, 917904, 941440, 963456, 1059120, 1111680, 1135612, 1147380, 1204320, 1223872, 1376856, 1412160, 1419515, 1445184, 1529840, 1605760, 1694592, 1703418, 1721070, 1806480, 1835808, 2118240, 2271224, 2294760, 2408640, 2447744, 2555127, 2753712, 2824320, 2839030, 2890368, 3059680, 3406836, 3442140, 3612960, 3671616, 3690739, 4236480, 4258545, 4542448, 4589520, 4817280, 5110254, 5507424, 5678060, 6119360, 6813672, 6884280, 7225920, 7343232, 7381478, 8472960, 8517090, 9084896, 9179040, 10220508, 11014848, 11072217, 11356120, 12238720, 12775635, 13627344, 13768560, 14451840, 14762956, 17034180, 18169792, 18358080, 18453695, 20441016, 22029696, 22144434, 22712240, 25551270, 27254688, 27537120, 29525912, 33216651, 34068360, 36339584, 36716160, 36907390, 40882032, 44288868, 45424480, 51102540, 54509376, 55074240, 55361085, 59051824, 66433302, 68136720, 73814780, 81764064, 88577736, 90848960, 102205080, 109018752, 110148480, 110722170, 118103648, 132866604, 136273440, 147629560, 163528128, 166083255, 177155472, 181697920, 204410160, 221444340, 236207296, 265733208, 272546880, 295259120, 327056256, 332166510, 354310944, 408820320, 442888680, 472414592, 531466416, 545093760, 590518240, 664333020, 708621888, 817640640, 885777360, 1062932832, 1181036480, 1328666040, 1417243776, 1635281280, 1771554720, 2125865664, 2362072960, 2657332080, 3543109440, 4251731328, 5314664160, 7086218880, 10629328320, 21258656640]

約数ペア:

[(1, 21258656640), (2, 10629328320), (3, 7086218880), (4, 5314664160), (5, 4251731328), (6, 3543109440), (8, 2657332080), (9, 2362072960), (10, 2125865664), (12, 1771554720), (13, 1635281280), (15, 1417243776), (16, 1328666040), (18, 1181036480), (20, 1062932832), (24, 885777360), (26, 817640640), (30, 708621888), (32, 664333020), (36, 590518240), (39, 545093760), (40, 531466416), (45, 472414592), (48, 442888680), (52, 408820320), (60, 354310944), (64, 332166510), (65, 327056256), (72, 295259120), (78, 272546880), (80, 265733208), (90, 236207296), (96, 221444340), (104, 204410160), (117, 181697920), (120, 177155472), (128, 166083255), (130, 163528128), (144, 147629560), (156, 136273440), (160, 132866604), (180, 118103648), (192, 110722170), (193, 110148480), (195, 109018752), (208, 102205080), (234, 90848960), (240, 88577736), (260, 81764064), (288, 73814780), (312, 68136720), (320, 66433302), (360, 59051824), (384, 55361085), (386, 55074240), (390, 54509376), (416, 51102540), (468, 45424480), (480, 44288868), (520, 40882032), (576, 36907390), (579, 36716160), (585, 36339584), (624, 34068360), (640, 33216651), (720, 29525912), (772, 27537120), (780, 27254688), (832, 25551270), (936, 22712240), (960, 22144434), (965, 22029696), (1040, 20441016), (1152, 18453695), (1158, 18358080), (1170, 18169792), (1248, 17034180), (1440, 14762956), (1471, 14451840), (1544, 13768560), (1560, 13627344), (1664, 12775635), (1737, 12238720), (1872, 11356120), (1920, 11072217), (1930, 11014848), (2080, 10220508), (2316, 9179040), (2340, 9084896), (2496, 8517090), (2509, 8472960), (2880, 7381478), (2895, 7343232), (2942, 7225920), (3088, 6884280), (3120, 6813672), (3474, 6119360), (3744, 5678060), (3860, 5507424), (4160, 5110254), (4413, 4817280), (4632, 4589520), (4680, 4542448), (4992, 4258545), (5018, 4236480), (5760, 3690739), (5790, 3671616), (5884, 3612960), (6176, 3442140), (6240, 3406836), (6948, 3059680), (7355, 2890368), (7488, 2839030), (7527, 2824320), (7720, 2753712), (8320, 2555127), (8685, 2447744), (8826, 2408640), (9264, 2294760), (9360, 2271224), (10036, 2118240), (11580, 1835808), (11768, 1806480), (12352, 1721070), (12480, 1703418), (12545, 1694592), (13239, 1605760), (13896, 1529840), (14710, 1445184), (14976, 1419515), (15054, 1412160), (15440, 1376856), (17370, 1223872), (17652, 1204320), (18528, 1147380), (18720, 1135612), (19123, 1111680), (20072, 1059120), (22065, 963456), (22581, 941440), (23160, 917904), (23536, 903240), (24704, 860535), (24960, 851709), (25090, 847296), (26478, 802880), (27792, 764920), (29420, 722592), (30108, 706080), (30880, 688428), (34740, 611936), (35304, 602160), (37056, 573690), (37440, 567806), (37635, 564864), (38246, 555840), (40144, 529560), (44130, 481728), (45162, 470720), (46320, 458952), (47072, 451620), (50180, 423648), (52956, 401440), (55584, 382460), (57369, 370560), (58840, 361296), (60216, 353040), (61760, 344214), (66195, 321152), (69480, 305968), (70608, 301080), (74112, 286845), (74880, 283903), (75270, 282432), (76492, 277920), (80288, 264780), (88260, 240864), (90324, 235360), (92640, 229476), (94144, 225810), (95615, 222336), (100360, 211824), (105912, 200720), (111168, 191230), (112905, 188288), (114738, 185280), (117680, 180648), (120432, 176520), (123520, 172107), (132390, 160576), (138960, 152984), (141216, 150540)]