285039360

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:363

約数の個数: 216

約数和(自身を含む): 999638640

約数和(自身を除く): 714599280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 109, 120, 128, 144, 160, 180, 192, 218, 227, 240, 256, 288, 320, 327, 360, 384, 436, 454, 480, 545, 576, 640, 654, 681, 720, 768, 872, 908, 960, 981, 1090, 1135, 1152, 1280, 1308, 1362, 1440, 1635, 1744, 1816, 1920, 1962, 2043, 2180, 2270, 2304, 2616, 2724, 2880, 3270, 3405, 3488, 3632, 3840, 3924, 4086, 4360, 4540, 4905, 5232, 5448, 5760, 6540, 6810, 6976, 7264, 7848, 8172, 8720, 9080, 9810, 10215, 10464, 10896, 11520, 13080, 13620, 13952, 14528, 15696, 16344, 17440, 18160, 19620, 20430, 20928, 21792, 24743, 26160, 27240, 27904, 29056, 31392, 32688, 34880, 36320, 39240, 40860, 41856, 43584, 49486, 52320, 54480, 58112, 62784, 65376, 69760, 72640, 74229, 78480, 81720, 83712, 87168, 98972, 104640, 108960, 123715, 125568, 130752, 139520, 145280, 148458, 156960, 163440, 174336, 197944, 209280, 217920, 222687, 247430, 251136, 261504, 290560, 296916, 313920, 326880, 371145, 395888, 418560, 435840, 445374, 494860, 523008, 593832, 627840, 653760, 742290, 791776, 871680, 890748, 989720, 1113435, 1187664, 1255680, 1307520, 1484580, 1583552, 1781496, 1979440, 2226870, 2375328, 2615040, 2969160, 3167104, 3562992, 3958880, 4453740, 4750656, 5938320, 6334208, 7125984, 7917760, 8907480, 9501312, 11876640, 14251968, 15835520, 17814960, 19002624, 23753280, 28503936, 31671040, 35629920, 47506560, 57007872, 71259840, 95013120, 142519680, 285039360]

約数ペア:

[(1, 285039360), (2, 142519680), (3, 95013120), (4, 71259840), (5, 57007872), (6, 47506560), (8, 35629920), (9, 31671040), (10, 28503936), (12, 23753280), (15, 19002624), (16, 17814960), (18, 15835520), (20, 14251968), (24, 11876640), (30, 9501312), (32, 8907480), (36, 7917760), (40, 7125984), (45, 6334208), (48, 5938320), (60, 4750656), (64, 4453740), (72, 3958880), (80, 3562992), (90, 3167104), (96, 2969160), (109, 2615040), (120, 2375328), (128, 2226870), (144, 1979440), (160, 1781496), (180, 1583552), (192, 1484580), (218, 1307520), (227, 1255680), (240, 1187664), (256, 1113435), (288, 989720), (320, 890748), (327, 871680), (360, 791776), (384, 742290), (436, 653760), (454, 627840), (480, 593832), (545, 523008), (576, 494860), (640, 445374), (654, 435840), (681, 418560), (720, 395888), (768, 371145), (872, 326880), (908, 313920), (960, 296916), (981, 290560), (1090, 261504), (1135, 251136), (1152, 247430), (1280, 222687), (1308, 217920), (1362, 209280), (1440, 197944), (1635, 174336), (1744, 163440), (1816, 156960), (1920, 148458), (1962, 145280), (2043, 139520), (2180, 130752), (2270, 125568), (2304, 123715), (2616, 108960), (2724, 104640), (2880, 98972), (3270, 87168), (3405, 83712), (3488, 81720), (3632, 78480), (3840, 74229), (3924, 72640), (4086, 69760), (4360, 65376), (4540, 62784), (4905, 58112), (5232, 54480), (5448, 52320), (5760, 49486), (6540, 43584), (6810, 41856), (6976, 40860), (7264, 39240), (7848, 36320), (8172, 34880), (8720, 32688), (9080, 31392), (9810, 29056), (10215, 27904), (10464, 27240), (10896, 26160), (11520, 24743), (13080, 21792), (13620, 20928), (13952, 20430), (14528, 19620), (15696, 18160), (16344, 17440)]