349219520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:818

約数の個数: 112

約数和(自身を含む): 903963648

約数和(自身を除く): 554744128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 130, 160, 208, 254, 260, 320, 416, 508, 520, 635, 661, 832, 1016, 1040, 1270, 1322, 1651, 2032, 2080, 2540, 2644, 3302, 3305, 4064, 4160, 5080, 5288, 6604, 6610, 8128, 8255, 8593, 10160, 10576, 13208, 13220, 16510, 17186, 20320, 21152, 26416, 26440, 33020, 34372, 40640, 42304, 42965, 52832, 52880, 66040, 68744, 83947, 85930, 105664, 105760, 132080, 137488, 167894, 171860, 211520, 264160, 274976, 335788, 343720, 419735, 528320, 549952, 671576, 687440, 839470, 1091311, 1343152, 1374880, 1678940, 2182622, 2686304, 2749760, 3357880, 4365244, 5372608, 5456555, 6715760, 8730488, 10913110, 13431520, 17460976, 21826220, 26863040, 34921952, 43652440, 69843904, 87304880, 174609760, 349219520]

約数ペア:

[(1, 349219520), (2, 174609760), (4, 87304880), (5, 69843904), (8, 43652440), (10, 34921952), (13, 26863040), (16, 21826220), (20, 17460976), (26, 13431520), (32, 10913110), (40, 8730488), (52, 6715760), (64, 5456555), (65, 5372608), (80, 4365244), (104, 3357880), (127, 2749760), (130, 2686304), (160, 2182622), (208, 1678940), (254, 1374880), (260, 1343152), (320, 1091311), (416, 839470), (508, 687440), (520, 671576), (635, 549952), (661, 528320), (832, 419735), (1016, 343720), (1040, 335788), (1270, 274976), (1322, 264160), (1651, 211520), (2032, 171860), (2080, 167894), (2540, 137488), (2644, 132080), (3302, 105760), (3305, 105664), (4064, 85930), (4160, 83947), (5080, 68744), (5288, 66040), (6604, 52880), (6610, 52832), (8128, 42965), (8255, 42304), (8593, 40640), (10160, 34372), (10576, 33020), (13208, 26440), (13220, 26416), (16510, 21152), (17186, 20320)]