68278672

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 166453632

約数和(自身を除く): 98174960

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 157, 176, 308, 314, 353, 616, 628, 706, 1099, 1232, 1256, 1412, 1727, 2198, 2471, 2512, 2824, 3454, 3883, 4396, 4942, 5648, 6908, 7766, 8792, 9884, 12089, 13816, 15532, 17584, 19768, 24178, 27181, 27632, 31064, 39536, 48356, 54362, 55421, 62128, 96712, 108724, 110842, 193424, 217448, 221684, 387947, 434896, 443368, 609631, 775894, 886736, 1219262, 1551788, 2438524, 3103576, 4267417, 4877048, 6207152, 8534834, 9754096, 17069668, 34139336, 68278672]

約数ペア:

[(1, 68278672), (2, 34139336), (4, 17069668), (7, 9754096), (8, 8534834), (11, 6207152), (14, 4877048), (16, 4267417), (22, 3103576), (28, 2438524), (44, 1551788), (56, 1219262), (77, 886736), (88, 775894), (112, 609631), (154, 443368), (157, 434896), (176, 387947), (308, 221684), (314, 217448), (353, 193424), (616, 110842), (628, 108724), (706, 96712), (1099, 62128), (1232, 55421), (1256, 54362), (1412, 48356), (1727, 39536), (2198, 31064), (2471, 27632), (2512, 27181), (2824, 24178), (3454, 19768), (3883, 17584), (4396, 15532), (4942, 13816), (5648, 12089), (6908, 9884), (7766, 8792)]