128636816

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{541}}^1$

素因数の和:760

約数の個数: 80

約数和(自身を含む): 312920448

約数和(自身を除く): 184283632

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 193, 308, 386, 541, 616, 772, 1082, 1232, 1351, 1544, 2123, 2164, 2702, 3088, 3787, 4246, 4328, 5404, 5951, 7574, 8492, 8656, 10808, 11902, 14861, 15148, 16984, 21616, 23804, 29722, 30296, 33968, 41657, 47608, 59444, 60592, 83314, 95216, 104413, 118888, 166628, 208826, 237776, 333256, 417652, 666512, 730891, 835304, 1148543, 1461782, 1670608, 2297086, 2923564, 4594172, 5847128, 8039801, 9188344, 11694256, 16079602, 18376688, 32159204, 64318408, 128636816]

約数ペア:

[(1, 128636816), (2, 64318408), (4, 32159204), (7, 18376688), (8, 16079602), (11, 11694256), (14, 9188344), (16, 8039801), (22, 5847128), (28, 4594172), (44, 2923564), (56, 2297086), (77, 1670608), (88, 1461782), (112, 1148543), (154, 835304), (176, 730891), (193, 666512), (308, 417652), (386, 333256), (541, 237776), (616, 208826), (772, 166628), (1082, 118888), (1232, 104413), (1351, 95216), (1544, 83314), (2123, 60592), (2164, 59444), (2702, 47608), (3088, 41657), (3787, 33968), (4246, 30296), (4328, 29722), (5404, 23804), (5951, 21616), (7574, 16984), (8492, 15148), (8656, 14861), (10808, 11902)]