318942720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:265

約数の個数: 240

約数和(自身を含む): 1123499520

約数和(自身を除く): 804556800

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, 127, 128, 144, 160, 180, 192, 218, 240, 254, 256, 288, 320, 327, 360, 381, 384, 436, 480, 508, 512, 545, 576, 635, 640, 654, 720, 762, 768, 872, 960, 981, 1016, 1090, 1143, 1152, 1270, 1280, 1308, 1440, 1524, 1536, 1635, 1744, 1905, 1920, 1962, 2032, 2180, 2286, 2304, 2540, 2560, 2616, 2880, 3048, 3270, 3488, 3810, 3840, 3924, 4064, 4360, 4572, 4608, 4905, 5080, 5232, 5715, 5760, 6096, 6540, 6976, 7620, 7680, 7848, 8128, 8720, 9144, 9810, 10160, 10464, 11430, 11520, 12192, 13080, 13843, 13952, 15240, 15696, 16256, 17440, 18288, 19620, 20320, 20928, 22860, 23040, 24384, 26160, 27686, 27904, 30480, 31392, 32512, 34880, 36576, 39240, 40640, 41529, 41856, 45720, 48768, 52320, 55372, 55808, 60960, 62784, 65024, 69215, 69760, 73152, 78480, 81280, 83058, 83712, 91440, 97536, 104640, 110744, 121920, 124587, 125568, 138430, 139520, 146304, 156960, 162560, 166116, 167424, 182880, 195072, 207645, 209280, 221488, 243840, 249174, 251136, 276860, 279040, 292608, 313920, 325120, 332232, 365760, 415290, 418560, 442976, 487680, 498348, 502272, 553720, 585216, 622935, 627840, 664464, 731520, 830580, 837120, 885952, 975360, 996696, 1107440, 1245870, 1255680, 1328928, 1463040, 1661160, 1771904, 1993392, 2214880, 2491740, 2511360, 2657856, 2926080, 3322320, 3543808, 3986784, 4429760, 4983480, 5315712, 6644640, 7087616, 7973568, 8859520, 9966960, 10631424, 13289280, 15947136, 17719040, 19933920, 21262848, 26578560, 31894272, 35438080, 39867840, 53157120, 63788544, 79735680, 106314240, 159471360, 318942720]

約数ペア:

[(1, 318942720), (2, 159471360), (3, 106314240), (4, 79735680), (5, 63788544), (6, 53157120), (8, 39867840), (9, 35438080), (10, 31894272), (12, 26578560), (15, 21262848), (16, 19933920), (18, 17719040), (20, 15947136), (24, 13289280), (30, 10631424), (32, 9966960), (36, 8859520), (40, 7973568), (45, 7087616), (48, 6644640), (60, 5315712), (64, 4983480), (72, 4429760), (80, 3986784), (90, 3543808), (96, 3322320), (109, 2926080), (120, 2657856), (127, 2511360), (128, 2491740), (144, 2214880), (160, 1993392), (180, 1771904), (192, 1661160), (218, 1463040), (240, 1328928), (254, 1255680), (256, 1245870), (288, 1107440), (320, 996696), (327, 975360), (360, 885952), (381, 837120), (384, 830580), (436, 731520), (480, 664464), (508, 627840), (512, 622935), (545, 585216), (576, 553720), (635, 502272), (640, 498348), (654, 487680), (720, 442976), (762, 418560), (768, 415290), (872, 365760), (960, 332232), (981, 325120), (1016, 313920), (1090, 292608), (1143, 279040), (1152, 276860), (1270, 251136), (1280, 249174), (1308, 243840), (1440, 221488), (1524, 209280), (1536, 207645), (1635, 195072), (1744, 182880), (1905, 167424), (1920, 166116), (1962, 162560), (2032, 156960), (2180, 146304), (2286, 139520), (2304, 138430), (2540, 125568), (2560, 124587), (2616, 121920), (2880, 110744), (3048, 104640), (3270, 97536), (3488, 91440), (3810, 83712), (3840, 83058), (3924, 81280), (4064, 78480), (4360, 73152), (4572, 69760), (4608, 69215), (4905, 65024), (5080, 62784), (5232, 60960), (5715, 55808), (5760, 55372), (6096, 52320), (6540, 48768), (6976, 45720), (7620, 41856), (7680, 41529), (7848, 40640), (8128, 39240), (8720, 36576), (9144, 34880), (9810, 32512), (10160, 31392), (10464, 30480), (11430, 27904), (11520, 27686), (12192, 26160), (13080, 24384), (13843, 23040), (13952, 22860), (15240, 20928), (15696, 20320), (16256, 19620), (17440, 18288)]