1396878080

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:822

約数の個数: 144

約数和(自身を含む): 3637208064

約数和(自身を除く): 2240329984

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 160, 208, 254, 256, 260, 320, 416, 508, 520, 635, 640, 661, 832, 1016, 1040, 1270, 1280, 1322, 1651, 1664, 2032, 2080, 2540, 2644, 3302, 3305, 3328, 4064, 4160, 5080, 5288, 6604, 6610, 8128, 8255, 8320, 8593, 10160, 10576, 13208, 13220, 16256, 16510, 16640, 17186, 20320, 21152, 26416, 26440, 32512, 33020, 34372, 40640, 42304, 42965, 52832, 52880, 66040, 68744, 81280, 83947, 84608, 85930, 105664, 105760, 132080, 137488, 162560, 167894, 169216, 171860, 211328, 211520, 264160, 274976, 335788, 343720, 419735, 422656, 423040, 528320, 549952, 671576, 687440, 839470, 846080, 1056640, 1091311, 1099904, 1343152, 1374880, 1678940, 2113280, 2182622, 2199808, 2686304, 2749760, 3357880, 4365244, 5372608, 5456555, 5499520, 6715760, 8730488, 10745216, 10913110, 10999040, 13431520, 17460976, 21490432, 21826220, 26863040, 34921952, 43652440, 53726080, 69843904, 87304880, 107452160, 139687808, 174609760, 279375616, 349219520, 698439040, 1396878080]

約数ペア:

[(1, 1396878080), (2, 698439040), (4, 349219520), (5, 279375616), (8, 174609760), (10, 139687808), (13, 107452160), (16, 87304880), (20, 69843904), (26, 53726080), (32, 43652440), (40, 34921952), (52, 26863040), (64, 21826220), (65, 21490432), (80, 17460976), (104, 13431520), (127, 10999040), (128, 10913110), (130, 10745216), (160, 8730488), (208, 6715760), (254, 5499520), (256, 5456555), (260, 5372608), (320, 4365244), (416, 3357880), (508, 2749760), (520, 2686304), (635, 2199808), (640, 2182622), (661, 2113280), (832, 1678940), (1016, 1374880), (1040, 1343152), (1270, 1099904), (1280, 1091311), (1322, 1056640), (1651, 846080), (1664, 839470), (2032, 687440), (2080, 671576), (2540, 549952), (2644, 528320), (3302, 423040), (3305, 422656), (3328, 419735), (4064, 343720), (4160, 335788), (5080, 274976), (5288, 264160), (6604, 211520), (6610, 211328), (8128, 171860), (8255, 169216), (8320, 167894), (8593, 162560), (10160, 137488), (10576, 132080), (13208, 105760), (13220, 105664), (16256, 85930), (16510, 84608), (16640, 83947), (17186, 81280), (20320, 68744), (21152, 66040), (26416, 52880), (26440, 52832), (32512, 42965), (33020, 42304), (34372, 40640)]