220641756

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:160

約数の個数: 108

約数和(自身を含む): 572039496

約数和(自身を除く): 351397740

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 53, 57, 62, 76, 93, 106, 114, 124, 159, 186, 212, 228, 318, 361, 372, 589, 636, 722, 961, 1007, 1083, 1178, 1444, 1643, 1767, 1922, 2014, 2166, 2356, 2883, 3021, 3286, 3534, 3844, 4028, 4332, 4929, 5766, 6042, 6572, 7068, 9858, 11191, 11532, 12084, 18259, 19133, 19716, 22382, 31217, 33573, 36518, 38266, 44764, 50933, 54777, 57399, 62434, 67146, 73036, 76532, 93651, 101866, 109554, 114798, 124868, 134292, 152799, 187302, 203732, 219108, 229596, 305598, 346921, 374604, 593123, 611196, 693842, 967727, 1040763, 1186246, 1387684, 1779369, 1935454, 2081526, 2372492, 2903181, 3558738, 3870908, 4163052, 5806362, 7117476, 11612724, 18386813, 36773626, 55160439, 73547252, 110320878, 220641756]

約数ペア:

[(1, 220641756), (2, 110320878), (3, 73547252), (4, 55160439), (6, 36773626), (12, 18386813), (19, 11612724), (31, 7117476), (38, 5806362), (53, 4163052), (57, 3870908), (62, 3558738), (76, 2903181), (93, 2372492), (106, 2081526), (114, 1935454), (124, 1779369), (159, 1387684), (186, 1186246), (212, 1040763), (228, 967727), (318, 693842), (361, 611196), (372, 593123), (589, 374604), (636, 346921), (722, 305598), (961, 229596), (1007, 219108), (1083, 203732), (1178, 187302), (1444, 152799), (1643, 134292), (1767, 124868), (1922, 114798), (2014, 109554), (2166, 101866), (2356, 93651), (2883, 76532), (3021, 73036), (3286, 67146), (3534, 62434), (3844, 57399), (4028, 54777), (4332, 50933), (4929, 44764), (5766, 38266), (6042, 36518), (6572, 33573), (7068, 31217), (9858, 22382), (11191, 19716), (11532, 19133), (12084, 18259)]