2558541440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:459

約数の個数: 256

約数和(自身を含む): 7600158720

約数和(自身を除く): 5041617280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 197, 208, 223, 224, 260, 280, 320, 364, 394, 416, 446, 448, 455, 520, 560, 640, 728, 788, 832, 892, 896, 910, 985, 1040, 1115, 1120, 1379, 1456, 1561, 1576, 1664, 1784, 1820, 1970, 2080, 2230, 2240, 2561, 2758, 2899, 2912, 3122, 3152, 3568, 3640, 3940, 4160, 4460, 4480, 5122, 5516, 5798, 5824, 6244, 6304, 6895, 7136, 7280, 7805, 7880, 8320, 8920, 10244, 11032, 11596, 11648, 12488, 12608, 12805, 13790, 14272, 14495, 14560, 15610, 15760, 17840, 17927, 20293, 20488, 22064, 23192, 24976, 25216, 25610, 27580, 28544, 28990, 29120, 31220, 31520, 35680, 35854, 40586, 40976, 43931, 44128, 46384, 49952, 51220, 55160, 57980, 58240, 62440, 63040, 71360, 71708, 81172, 81952, 87862, 88256, 89635, 92768, 99904, 101465, 102440, 110320, 115960, 124880, 126080, 142720, 143416, 162344, 163904, 175724, 176512, 179270, 185536, 199808, 202930, 204880, 219655, 220640, 231920, 249760, 286832, 307517, 324688, 327808, 351448, 358540, 371072, 405860, 409760, 439310, 441280, 463840, 499520, 571103, 573664, 615034, 649376, 702896, 717080, 811720, 819520, 878620, 882560, 927680, 999040, 1142206, 1147328, 1230068, 1298752, 1405792, 1434160, 1537585, 1623440, 1639040, 1757240, 1855360, 2284412, 2294656, 2460136, 2597504, 2811584, 2855515, 2868320, 3075170, 3246880, 3514480, 3997721, 4568824, 4920272, 5623168, 5711030, 5736640, 6150340, 6493760, 7028960, 7995442, 9137648, 9840544, 11422060, 11473280, 12300680, 12987520, 14057920, 15990884, 18275296, 19681088, 19988605, 22844120, 24601360, 28115840, 31981768, 36550592, 39362176, 39977210, 45688240, 49202720, 63963536, 73101184, 79954420, 91376480, 98405440, 127927072, 159908840, 182752960, 196810880, 255854144, 319817680, 365505920, 511708288, 639635360, 1279270720, 2558541440]

約数ペア:

[(1, 2558541440), (2, 1279270720), (4, 639635360), (5, 511708288), (7, 365505920), (8, 319817680), (10, 255854144), (13, 196810880), (14, 182752960), (16, 159908840), (20, 127927072), (26, 98405440), (28, 91376480), (32, 79954420), (35, 73101184), (40, 63963536), (52, 49202720), (56, 45688240), (64, 39977210), (65, 39362176), (70, 36550592), (80, 31981768), (91, 28115840), (104, 24601360), (112, 22844120), (128, 19988605), (130, 19681088), (140, 18275296), (160, 15990884), (182, 14057920), (197, 12987520), (208, 12300680), (223, 11473280), (224, 11422060), (260, 9840544), (280, 9137648), (320, 7995442), (364, 7028960), (394, 6493760), (416, 6150340), (446, 5736640), (448, 5711030), (455, 5623168), (520, 4920272), (560, 4568824), (640, 3997721), (728, 3514480), (788, 3246880), (832, 3075170), (892, 2868320), (896, 2855515), (910, 2811584), (985, 2597504), (1040, 2460136), (1115, 2294656), (1120, 2284412), (1379, 1855360), (1456, 1757240), (1561, 1639040), (1576, 1623440), (1664, 1537585), (1784, 1434160), (1820, 1405792), (1970, 1298752), (2080, 1230068), (2230, 1147328), (2240, 1142206), (2561, 999040), (2758, 927680), (2899, 882560), (2912, 878620), (3122, 819520), (3152, 811720), (3568, 717080), (3640, 702896), (3940, 649376), (4160, 615034), (4460, 573664), (4480, 571103), (5122, 499520), (5516, 463840), (5798, 441280), (5824, 439310), (6244, 409760), (6304, 405860), (6895, 371072), (7136, 358540), (7280, 351448), (7805, 327808), (7880, 324688), (8320, 307517), (8920, 286832), (10244, 249760), (11032, 231920), (11596, 220640), (11648, 219655), (12488, 204880), (12608, 202930), (12805, 199808), (13790, 185536), (14272, 179270), (14495, 176512), (14560, 175724), (15610, 163904), (15760, 162344), (17840, 143416), (17927, 142720), (20293, 126080), (20488, 124880), (22064, 115960), (23192, 110320), (24976, 102440), (25216, 101465), (25610, 99904), (27580, 92768), (28544, 89635), (28990, 88256), (29120, 87862), (31220, 81952), (31520, 81172), (35680, 71708), (35854, 71360), (40586, 63040), (40976, 62440), (43931, 58240), (44128, 57980), (46384, 55160), (49952, 51220)]