1313725440

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 264

約数和(自身を含む): 4390569360

約数和(自身を除く): 3076843920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 89, 93, 96, 120, 124, 128, 155, 160, 178, 186, 192, 240, 248, 256, 267, 310, 320, 356, 372, 384, 445, 465, 480, 496, 512, 534, 620, 640, 712, 744, 768, 890, 930, 960, 961, 992, 1024, 1068, 1240, 1280, 1335, 1424, 1488, 1536, 1780, 1860, 1920, 1922, 1984, 2136, 2480, 2560, 2670, 2759, 2848, 2883, 2976, 3072, 3560, 3720, 3840, 3844, 3968, 4272, 4805, 4960, 5120, 5340, 5518, 5696, 5766, 5952, 7120, 7440, 7680, 7688, 7936, 8277, 8544, 9610, 9920, 10680, 11036, 11392, 11532, 11904, 13795, 14240, 14415, 14880, 15360, 15376, 15872, 16554, 17088, 19220, 19840, 21360, 22072, 22784, 23064, 23808, 27590, 28480, 28830, 29760, 30752, 31744, 33108, 34176, 38440, 39680, 41385, 42720, 44144, 45568, 46128, 47616, 55180, 56960, 57660, 59520, 61504, 66216, 68352, 76880, 79360, 82770, 85440, 85529, 88288, 91136, 92256, 95232, 110360, 113920, 115320, 119040, 123008, 132432, 136704, 153760, 158720, 165540, 170880, 171058, 176576, 184512, 220720, 227840, 230640, 238080, 246016, 256587, 264864, 273408, 307520, 331080, 341760, 342116, 353152, 369024, 427645, 441440, 455680, 461280, 476160, 492032, 513174, 529728, 615040, 662160, 683520, 684232, 706304, 738048, 855290, 882880, 922560, 984064, 1026348, 1059456, 1230080, 1282935, 1324320, 1367040, 1368464, 1412608, 1476096, 1710580, 1765760, 1845120, 2052696, 2118912, 2460160, 2565870, 2648640, 2736928, 2825216, 2952192, 3421160, 3531520, 3690240, 4105392, 4237824, 4920320, 5131740, 5297280, 5473856, 6842320, 7063040, 7380480, 8210784, 8475648, 10263480, 10594560, 10947712, 13684640, 14126080, 14760960, 16421568, 20526960, 21189120, 21895424, 27369280, 32843136, 41053920, 42378240, 43790848, 54738560, 65686272, 82107840, 87581696, 109477120, 131372544, 164215680, 218954240, 262745088, 328431360, 437908480, 656862720, 1313725440]

約数ペア:

[(1, 1313725440), (2, 656862720), (3, 437908480), (4, 328431360), (5, 262745088), (6, 218954240), (8, 164215680), (10, 131372544), (12, 109477120), (15, 87581696), (16, 82107840), (20, 65686272), (24, 54738560), (30, 43790848), (31, 42378240), (32, 41053920), (40, 32843136), (48, 27369280), (60, 21895424), (62, 21189120), (64, 20526960), (80, 16421568), (89, 14760960), (93, 14126080), (96, 13684640), (120, 10947712), (124, 10594560), (128, 10263480), (155, 8475648), (160, 8210784), (178, 7380480), (186, 7063040), (192, 6842320), (240, 5473856), (248, 5297280), (256, 5131740), (267, 4920320), (310, 4237824), (320, 4105392), (356, 3690240), (372, 3531520), (384, 3421160), (445, 2952192), (465, 2825216), (480, 2736928), (496, 2648640), (512, 2565870), (534, 2460160), (620, 2118912), (640, 2052696), (712, 1845120), (744, 1765760), (768, 1710580), (890, 1476096), (930, 1412608), (960, 1368464), (961, 1367040), (992, 1324320), (1024, 1282935), (1068, 1230080), (1240, 1059456), (1280, 1026348), (1335, 984064), (1424, 922560), (1488, 882880), (1536, 855290), (1780, 738048), (1860, 706304), (1920, 684232), (1922, 683520), (1984, 662160), (2136, 615040), (2480, 529728), (2560, 513174), (2670, 492032), (2759, 476160), (2848, 461280), (2883, 455680), (2976, 441440), (3072, 427645), (3560, 369024), (3720, 353152), (3840, 342116), (3844, 341760), (3968, 331080), (4272, 307520), (4805, 273408), (4960, 264864), (5120, 256587), (5340, 246016), (5518, 238080), (5696, 230640), (5766, 227840), (5952, 220720), (7120, 184512), (7440, 176576), (7680, 171058), (7688, 170880), (7936, 165540), (8277, 158720), (8544, 153760), (9610, 136704), (9920, 132432), (10680, 123008), (11036, 119040), (11392, 115320), (11532, 113920), (11904, 110360), (13795, 95232), (14240, 92256), (14415, 91136), (14880, 88288), (15360, 85529), (15376, 85440), (15872, 82770), (16554, 79360), (17088, 76880), (19220, 68352), (19840, 66216), (21360, 61504), (22072, 59520), (22784, 57660), (23064, 56960), (23808, 55180), (27590, 47616), (28480, 46128), (28830, 45568), (29760, 44144), (30752, 42720), (31744, 41385), (33108, 39680), (34176, 38440)]