51161280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1$

素因数の和:546

約数の個数: 112

約数和(自身を含む): 164043360

約数和(自身を除く): 112882080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 137, 160, 192, 240, 274, 320, 389, 411, 480, 548, 685, 778, 822, 960, 1096, 1167, 1370, 1556, 1644, 1945, 2055, 2192, 2334, 2740, 3112, 3288, 3890, 4110, 4384, 4668, 5480, 5835, 6224, 6576, 7780, 8220, 8768, 9336, 10960, 11670, 12448, 13152, 15560, 16440, 18672, 21920, 23340, 24896, 26304, 31120, 32880, 37344, 43840, 46680, 53293, 62240, 65760, 74688, 93360, 106586, 124480, 131520, 159879, 186720, 213172, 266465, 319758, 373440, 426344, 532930, 639516, 799395, 852688, 1065860, 1279032, 1598790, 1705376, 2131720, 2558064, 3197580, 3410752, 4263440, 5116128, 6395160, 8526880, 10232256, 12790320, 17053760, 25580640, 51161280]

約数ペア:

[(1, 51161280), (2, 25580640), (3, 17053760), (4, 12790320), (5, 10232256), (6, 8526880), (8, 6395160), (10, 5116128), (12, 4263440), (15, 3410752), (16, 3197580), (20, 2558064), (24, 2131720), (30, 1705376), (32, 1598790), (40, 1279032), (48, 1065860), (60, 852688), (64, 799395), (80, 639516), (96, 532930), (120, 426344), (137, 373440), (160, 319758), (192, 266465), (240, 213172), (274, 186720), (320, 159879), (389, 131520), (411, 124480), (480, 106586), (548, 93360), (685, 74688), (778, 65760), (822, 62240), (960, 53293), (1096, 46680), (1167, 43840), (1370, 37344), (1556, 32880), (1644, 31120), (1945, 26304), (2055, 24896), (2192, 23340), (2334, 21920), (2740, 18672), (3112, 16440), (3288, 15560), (3890, 13152), (4110, 12448), (4384, 11670), (4668, 10960), (5480, 9336), (5835, 8768), (6224, 8220), (6576, 7780)]