222675232

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{557}}^1$

素因数の和:642

約数の個数: 72

約数和(自身を含む): 488710908

約数和(自身を除く): 266035676

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 557, 806, 961, 992, 1114, 1612, 1922, 2228, 3224, 3844, 4456, 6448, 7241, 7688, 8912, 12493, 12896, 14482, 15376, 17267, 17824, 24986, 28964, 30752, 34534, 49972, 57928, 69068, 99944, 115856, 138136, 199888, 224471, 231712, 276272, 399776, 448942, 535277, 552544, 897884, 1070554, 1795768, 2141108, 3591536, 4282216, 6958601, 7183072, 8564432, 13917202, 17128864, 27834404, 55668808, 111337616, 222675232]

約数ペア:

[(1, 222675232), (2, 111337616), (4, 55668808), (8, 27834404), (13, 17128864), (16, 13917202), (26, 8564432), (31, 7183072), (32, 6958601), (52, 4282216), (62, 3591536), (104, 2141108), (124, 1795768), (208, 1070554), (248, 897884), (403, 552544), (416, 535277), (496, 448942), (557, 399776), (806, 276272), (961, 231712), (992, 224471), (1114, 199888), (1612, 138136), (1922, 115856), (2228, 99944), (3224, 69068), (3844, 57928), (4456, 49972), (6448, 34534), (7241, 30752), (7688, 28964), (8912, 24986), (12493, 17824), (12896, 17267), (14482, 15376)]