161982720

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 288

約数和(自身を含む): 593577600

約数和(自身を除く): 431594880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 64, 72, 80, 86, 90, 96, 108, 109, 120, 128, 129, 135, 144, 160, 172, 180, 192, 215, 216, 218, 240, 256, 258, 270, 288, 320, 327, 344, 360, 384, 387, 430, 432, 436, 480, 516, 540, 545, 576, 640, 645, 654, 688, 720, 768, 774, 860, 864, 872, 960, 981, 1032, 1080, 1090, 1152, 1161, 1280, 1290, 1308, 1376, 1440, 1548, 1635, 1720, 1728, 1744, 1920, 1935, 1962, 2064, 2160, 2180, 2304, 2322, 2580, 2616, 2752, 2880, 2943, 3096, 3270, 3440, 3456, 3488, 3840, 3870, 3924, 4128, 4320, 4360, 4644, 4687, 4905, 5160, 5232, 5504, 5760, 5805, 5886, 6192, 6540, 6880, 6912, 6976, 7740, 7848, 8256, 8640, 8720, 9288, 9374, 9810, 10320, 10464, 11008, 11520, 11610, 11772, 12384, 13080, 13760, 13952, 14061, 14715, 15480, 15696, 16512, 17280, 17440, 18576, 18748, 19620, 20640, 20928, 23220, 23435, 23544, 24768, 26160, 27520, 27904, 28122, 29430, 30960, 31392, 33024, 34560, 34880, 37152, 37496, 39240, 41280, 41856, 42183, 46440, 46870, 47088, 49536, 52320, 55040, 56244, 58860, 61920, 62784, 69760, 70305, 74304, 74992, 78480, 82560, 83712, 84366, 92880, 93740, 94176, 99072, 104640, 112488, 117720, 123840, 125568, 126549, 139520, 140610, 148608, 149984, 156960, 165120, 168732, 185760, 187480, 188352, 209280, 210915, 224976, 235440, 247680, 251136, 253098, 281220, 297216, 299968, 313920, 337464, 371520, 374960, 376704, 418560, 421830, 449952, 470880, 495360, 506196, 562440, 599936, 627840, 632745, 674928, 743040, 749920, 753408, 843660, 899904, 941760, 1012392, 1124880, 1199872, 1255680, 1265490, 1349856, 1486080, 1499840, 1687320, 1799808, 1883520, 2024784, 2249760, 2530980, 2699712, 2999680, 3374640, 3599616, 3767040, 4049568, 4499520, 5061960, 5399424, 5999360, 6749280, 8099136, 8999040, 10123920, 10798848, 13498560, 16198272, 17998080, 20247840, 26997120, 32396544, 40495680, 53994240, 80991360, 161982720]

約数ペア:

[(1, 161982720), (2, 80991360), (3, 53994240), (4, 40495680), (5, 32396544), (6, 26997120), (8, 20247840), (9, 17998080), (10, 16198272), (12, 13498560), (15, 10798848), (16, 10123920), (18, 8999040), (20, 8099136), (24, 6749280), (27, 5999360), (30, 5399424), (32, 5061960), (36, 4499520), (40, 4049568), (43, 3767040), (45, 3599616), (48, 3374640), (54, 2999680), (60, 2699712), (64, 2530980), (72, 2249760), (80, 2024784), (86, 1883520), (90, 1799808), (96, 1687320), (108, 1499840), (109, 1486080), (120, 1349856), (128, 1265490), (129, 1255680), (135, 1199872), (144, 1124880), (160, 1012392), (172, 941760), (180, 899904), (192, 843660), (215, 753408), (216, 749920), (218, 743040), (240, 674928), (256, 632745), (258, 627840), (270, 599936), (288, 562440), (320, 506196), (327, 495360), (344, 470880), (360, 449952), (384, 421830), (387, 418560), (430, 376704), (432, 374960), (436, 371520), (480, 337464), (516, 313920), (540, 299968), (545, 297216), (576, 281220), (640, 253098), (645, 251136), (654, 247680), (688, 235440), (720, 224976), (768, 210915), (774, 209280), (860, 188352), (864, 187480), (872, 185760), (960, 168732), (981, 165120), (1032, 156960), (1080, 149984), (1090, 148608), (1152, 140610), (1161, 139520), (1280, 126549), (1290, 125568), (1308, 123840), (1376, 117720), (1440, 112488), (1548, 104640), (1635, 99072), (1720, 94176), (1728, 93740), (1744, 92880), (1920, 84366), (1935, 83712), (1962, 82560), (2064, 78480), (2160, 74992), (2180, 74304), (2304, 70305), (2322, 69760), (2580, 62784), (2616, 61920), (2752, 58860), (2880, 56244), (2943, 55040), (3096, 52320), (3270, 49536), (3440, 47088), (3456, 46870), (3488, 46440), (3840, 42183), (3870, 41856), (3924, 41280), (4128, 39240), (4320, 37496), (4360, 37152), (4644, 34880), (4687, 34560), (4905, 33024), (5160, 31392), (5232, 30960), (5504, 29430), (5760, 28122), (5805, 27904), (5886, 27520), (6192, 26160), (6540, 24768), (6880, 23544), (6912, 23435), (6976, 23220), (7740, 20928), (7848, 20640), (8256, 19620), (8640, 18748), (8720, 18576), (9288, 17440), (9374, 17280), (9810, 16512), (10320, 15696), (10464, 15480), (11008, 14715), (11520, 14061), (11610, 13952), (11772, 13760), (12384, 13080)]