747873280

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1$

素因数の和:321

約数の個数: 264

約数和(自身を含む): 2285041536

約数和(自身を除く): 1537168256

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 256, 271, 280, 308, 320, 352, 385, 392, 440, 448, 490, 512, 539, 542, 560, 616, 640, 704, 770, 784, 880, 896, 980, 1024, 1078, 1084, 1120, 1232, 1280, 1355, 1408, 1540, 1568, 1760, 1792, 1897, 1960, 2156, 2168, 2240, 2464, 2560, 2695, 2710, 2816, 2981, 3080, 3136, 3520, 3584, 3794, 3920, 4312, 4336, 4480, 4928, 5120, 5390, 5420, 5632, 5962, 6160, 6272, 7040, 7168, 7588, 7840, 8624, 8672, 8960, 9485, 9856, 10780, 10840, 11264, 11924, 12320, 12544, 13279, 14080, 14905, 15176, 15680, 17248, 17344, 17920, 18970, 19712, 20867, 21560, 21680, 23848, 24640, 25088, 26558, 28160, 29810, 30352, 31360, 34496, 34688, 35840, 37940, 39424, 41734, 43120, 43360, 47696, 49280, 50176, 53116, 56320, 59620, 60704, 62720, 66395, 68992, 69376, 75880, 78848, 83468, 86240, 86720, 95392, 98560, 104335, 106232, 119240, 121408, 125440, 132790, 137984, 138752, 146069, 151760, 166936, 172480, 173440, 190784, 197120, 208670, 212464, 238480, 242816, 250880, 265580, 275968, 277504, 292138, 303520, 333872, 344960, 346880, 381568, 394240, 417340, 424928, 476960, 485632, 531160, 551936, 584276, 607040, 667744, 689920, 693760, 730345, 763136, 834680, 849856, 953920, 971264, 1062320, 1168552, 1214080, 1335488, 1379840, 1387520, 1460690, 1526272, 1669360, 1699712, 1907840, 1942528, 2124640, 2337104, 2428160, 2670976, 2759680, 2921380, 3052544, 3338720, 3399424, 3815680, 4249280, 4674208, 4856320, 5341952, 5842760, 6677440, 6798848, 7631360, 8498560, 9348416, 9712640, 10683904, 11685520, 13354880, 13597696, 15262720, 16997120, 18696832, 21367808, 23371040, 26709760, 33994240, 37393664, 46742080, 53419520, 67988480, 74787328, 93484160, 106839040, 149574656, 186968320, 373936640, 747873280]

約数ペア:

[(1, 747873280), (2, 373936640), (4, 186968320), (5, 149574656), (7, 106839040), (8, 93484160), (10, 74787328), (11, 67988480), (14, 53419520), (16, 46742080), (20, 37393664), (22, 33994240), (28, 26709760), (32, 23371040), (35, 21367808), (40, 18696832), (44, 16997120), (49, 15262720), (55, 13597696), (56, 13354880), (64, 11685520), (70, 10683904), (77, 9712640), (80, 9348416), (88, 8498560), (98, 7631360), (110, 6798848), (112, 6677440), (128, 5842760), (140, 5341952), (154, 4856320), (160, 4674208), (176, 4249280), (196, 3815680), (220, 3399424), (224, 3338720), (245, 3052544), (256, 2921380), (271, 2759680), (280, 2670976), (308, 2428160), (320, 2337104), (352, 2124640), (385, 1942528), (392, 1907840), (440, 1699712), (448, 1669360), (490, 1526272), (512, 1460690), (539, 1387520), (542, 1379840), (560, 1335488), (616, 1214080), (640, 1168552), (704, 1062320), (770, 971264), (784, 953920), (880, 849856), (896, 834680), (980, 763136), (1024, 730345), (1078, 693760), (1084, 689920), (1120, 667744), (1232, 607040), (1280, 584276), (1355, 551936), (1408, 531160), (1540, 485632), (1568, 476960), (1760, 424928), (1792, 417340), (1897, 394240), (1960, 381568), (2156, 346880), (2168, 344960), (2240, 333872), (2464, 303520), (2560, 292138), (2695, 277504), (2710, 275968), (2816, 265580), (2981, 250880), (3080, 242816), (3136, 238480), (3520, 212464), (3584, 208670), (3794, 197120), (3920, 190784), (4312, 173440), (4336, 172480), (4480, 166936), (4928, 151760), (5120, 146069), (5390, 138752), (5420, 137984), (5632, 132790), (5962, 125440), (6160, 121408), (6272, 119240), (7040, 106232), (7168, 104335), (7588, 98560), (7840, 95392), (8624, 86720), (8672, 86240), (8960, 83468), (9485, 78848), (9856, 75880), (10780, 69376), (10840, 68992), (11264, 66395), (11924, 62720), (12320, 60704), (12544, 59620), (13279, 56320), (14080, 53116), (14905, 50176), (15176, 49280), (15680, 47696), (17248, 43360), (17344, 43120), (17920, 41734), (18970, 39424), (19712, 37940), (20867, 35840), (21560, 34688), (21680, 34496), (23848, 31360), (24640, 30352), (25088, 29810), (26558, 28160)]