319656960

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{991}}^1$

素因数の和:1029

約数の個数: 264

約数和(自身を含む): 1267109376

約数和(自身を除く): 947452416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 991, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 1982, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 2973, 3072, 3360, 3584, 3840, 3964, 4032, 4480, 4608, 4955, 5040, 5120, 5376, 5760, 5946, 6720, 6937, 7168, 7680, 7928, 8064, 8919, 8960, 9216, 9910, 10080, 10752, 11520, 11892, 13440, 13874, 14865, 15360, 15856, 16128, 17838, 17920, 19820, 20160, 20811, 21504, 23040, 23784, 26880, 27748, 29730, 31712, 32256, 34685, 35676, 35840, 39640, 40320, 41622, 44595, 46080, 47568, 53760, 55496, 59460, 62433, 63424, 64512, 69370, 71352, 79280, 80640, 83244, 89190, 95136, 104055, 107520, 110992, 118920, 124866, 126848, 138740, 142704, 158560, 161280, 166488, 178380, 190272, 208110, 221984, 237840, 249732, 253696, 277480, 285408, 312165, 317120, 322560, 332976, 356760, 380544, 416220, 443968, 475680, 499464, 507392, 554960, 570816, 624330, 634240, 665952, 713520, 761088, 832440, 887936, 951360, 998928, 1014784, 1109920, 1141632, 1248660, 1268480, 1331904, 1427040, 1522176, 1664880, 1775872, 1902720, 1997856, 2219840, 2283264, 2497320, 2536960, 2663808, 2854080, 3044352, 3329760, 3551744, 3805440, 3995712, 4439680, 4566528, 4994640, 5073920, 5327616, 5708160, 6659520, 7103488, 7610880, 7991424, 8879360, 9133056, 9989280, 10655232, 11416320, 13319040, 15221760, 15982848, 17758720, 19978560, 21310464, 22832640, 26638080, 31965696, 35517440, 39957120, 45665280, 53276160, 63931392, 79914240, 106552320, 159828480, 319656960]

約数ペア:

[(1, 319656960), (2, 159828480), (3, 106552320), (4, 79914240), (5, 63931392), (6, 53276160), (7, 45665280), (8, 39957120), (9, 35517440), (10, 31965696), (12, 26638080), (14, 22832640), (15, 21310464), (16, 19978560), (18, 17758720), (20, 15982848), (21, 15221760), (24, 13319040), (28, 11416320), (30, 10655232), (32, 9989280), (35, 9133056), (36, 8879360), (40, 7991424), (42, 7610880), (45, 7103488), (48, 6659520), (56, 5708160), (60, 5327616), (63, 5073920), (64, 4994640), (70, 4566528), (72, 4439680), (80, 3995712), (84, 3805440), (90, 3551744), (96, 3329760), (105, 3044352), (112, 2854080), (120, 2663808), (126, 2536960), (128, 2497320), (140, 2283264), (144, 2219840), (160, 1997856), (168, 1902720), (180, 1775872), (192, 1664880), (210, 1522176), (224, 1427040), (240, 1331904), (252, 1268480), (256, 1248660), (280, 1141632), (288, 1109920), (315, 1014784), (320, 998928), (336, 951360), (360, 887936), (384, 832440), (420, 761088), (448, 713520), (480, 665952), (504, 634240), (512, 624330), (560, 570816), (576, 554960), (630, 507392), (640, 499464), (672, 475680), (720, 443968), (768, 416220), (840, 380544), (896, 356760), (960, 332976), (991, 322560), (1008, 317120), (1024, 312165), (1120, 285408), (1152, 277480), (1260, 253696), (1280, 249732), (1344, 237840), (1440, 221984), (1536, 208110), (1680, 190272), (1792, 178380), (1920, 166488), (1982, 161280), (2016, 158560), (2240, 142704), (2304, 138740), (2520, 126848), (2560, 124866), (2688, 118920), (2880, 110992), (2973, 107520), (3072, 104055), (3360, 95136), (3584, 89190), (3840, 83244), (3964, 80640), (4032, 79280), (4480, 71352), (4608, 69370), (4955, 64512), (5040, 63424), (5120, 62433), (5376, 59460), (5760, 55496), (5946, 53760), (6720, 47568), (6937, 46080), (7168, 44595), (7680, 41622), (7928, 40320), (8064, 39640), (8919, 35840), (8960, 35676), (9216, 34685), (9910, 32256), (10080, 31712), (10752, 29730), (11520, 27748), (11892, 26880), (13440, 23784), (13874, 23040), (14865, 21504), (15360, 20811), (15856, 20160), (16128, 19820), (17838, 17920)]