2491591680

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:559

約数の個数: 264

約数和(自身を含む): 8717763600

約数和(自身を除く): 6226171920

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, 120, 128, 139, 144, 160, 180, 192, 240, 256, 278, 288, 320, 360, 384, 389, 417, 480, 512, 556, 576, 640, 695, 720, 768, 778, 834, 960, 1024, 1112, 1152, 1167, 1251, 1280, 1390, 1440, 1536, 1556, 1668, 1920, 1945, 2085, 2224, 2304, 2334, 2502, 2560, 2780, 2880, 3072, 3112, 3336, 3501, 3840, 3890, 4170, 4448, 4608, 4668, 5004, 5120, 5560, 5760, 5835, 6224, 6255, 6672, 7002, 7680, 7780, 8340, 8896, 9216, 9336, 10008, 11120, 11520, 11670, 12448, 12510, 13344, 14004, 15360, 15560, 16680, 17505, 17792, 18672, 20016, 22240, 23040, 23340, 24896, 25020, 26688, 28008, 31120, 33360, 35010, 35584, 37344, 40032, 44480, 46080, 46680, 49792, 50040, 53376, 54071, 56016, 62240, 66720, 70020, 71168, 74688, 80064, 88960, 93360, 99584, 100080, 106752, 108142, 112032, 124480, 133440, 140040, 142336, 149376, 160128, 162213, 177920, 186720, 199168, 200160, 213504, 216284, 224064, 248960, 266880, 270355, 280080, 298752, 320256, 324426, 355840, 373440, 398336, 400320, 427008, 432568, 448128, 486639, 497920, 533760, 540710, 560160, 597504, 640512, 648852, 711680, 746880, 800640, 811065, 865136, 896256, 973278, 995840, 1067520, 1081420, 1120320, 1195008, 1281024, 1297704, 1493760, 1601280, 1622130, 1730272, 1792512, 1946556, 1991680, 2135040, 2162840, 2240640, 2433195, 2595408, 2987520, 3202560, 3244260, 3460544, 3585024, 3893112, 4325680, 4481280, 4866390, 5190816, 5975040, 6405120, 6488520, 6921088, 7786224, 8651360, 8962560, 9732780, 10381632, 12977040, 13842176, 15572448, 17302720, 17925120, 19465560, 20763264, 25954080, 27684352, 31144896, 34605440, 38931120, 41526528, 51908160, 55368704, 62289792, 69210880, 77862240, 83053056, 103816320, 124579584, 138421760, 155724480, 166106112, 207632640, 249159168, 276843520, 311448960, 415265280, 498318336, 622897920, 830530560, 1245795840, 2491591680]

約数ペア:

[(1, 2491591680), (2, 1245795840), (3, 830530560), (4, 622897920), (5, 498318336), (6, 415265280), (8, 311448960), (9, 276843520), (10, 249159168), (12, 207632640), (15, 166106112), (16, 155724480), (18, 138421760), (20, 124579584), (24, 103816320), (30, 83053056), (32, 77862240), (36, 69210880), (40, 62289792), (45, 55368704), (48, 51908160), (60, 41526528), (64, 38931120), (72, 34605440), (80, 31144896), (90, 27684352), (96, 25954080), (120, 20763264), (128, 19465560), (139, 17925120), (144, 17302720), (160, 15572448), (180, 13842176), (192, 12977040), (240, 10381632), (256, 9732780), (278, 8962560), (288, 8651360), (320, 7786224), (360, 6921088), (384, 6488520), (389, 6405120), (417, 5975040), (480, 5190816), (512, 4866390), (556, 4481280), (576, 4325680), (640, 3893112), (695, 3585024), (720, 3460544), (768, 3244260), (778, 3202560), (834, 2987520), (960, 2595408), (1024, 2433195), (1112, 2240640), (1152, 2162840), (1167, 2135040), (1251, 1991680), (1280, 1946556), (1390, 1792512), (1440, 1730272), (1536, 1622130), (1556, 1601280), (1668, 1493760), (1920, 1297704), (1945, 1281024), (2085, 1195008), (2224, 1120320), (2304, 1081420), (2334, 1067520), (2502, 995840), (2560, 973278), (2780, 896256), (2880, 865136), (3072, 811065), (3112, 800640), (3336, 746880), (3501, 711680), (3840, 648852), (3890, 640512), (4170, 597504), (4448, 560160), (4608, 540710), (4668, 533760), (5004, 497920), (5120, 486639), (5560, 448128), (5760, 432568), (5835, 427008), (6224, 400320), (6255, 398336), (6672, 373440), (7002, 355840), (7680, 324426), (7780, 320256), (8340, 298752), (8896, 280080), (9216, 270355), (9336, 266880), (10008, 248960), (11120, 224064), (11520, 216284), (11670, 213504), (12448, 200160), (12510, 199168), (13344, 186720), (14004, 177920), (15360, 162213), (15560, 160128), (16680, 149376), (17505, 142336), (17792, 140040), (18672, 133440), (20016, 124480), (22240, 112032), (23040, 108142), (23340, 106752), (24896, 100080), (25020, 99584), (26688, 93360), (28008, 88960), (31120, 80064), (33360, 74688), (35010, 71168), (35584, 70020), (37344, 66720), (40032, 62240), (44480, 56016), (46080, 54071), (46680, 53376), (49792, 50040)]