209048944

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:379

約数の個数: 80

約数和(自身を含む): 463338400

約数和(自身を除く): 254289456

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 169, 208, 247, 304, 313, 338, 494, 626, 676, 988, 1252, 1352, 1976, 2197, 2504, 2704, 3211, 3952, 4069, 4394, 5008, 5947, 6422, 8138, 8788, 11894, 12844, 16276, 17576, 23788, 25688, 32552, 35152, 41743, 47576, 51376, 52897, 65104, 77311, 83486, 95152, 105794, 154622, 166972, 211588, 309244, 333944, 423176, 618488, 667888, 687661, 846352, 1005043, 1236976, 1375322, 2010086, 2750644, 4020172, 5501288, 8040344, 11002576, 13065559, 16080688, 26131118, 52262236, 104524472, 209048944]

約数ペア:

[(1, 209048944), (2, 104524472), (4, 52262236), (8, 26131118), (13, 16080688), (16, 13065559), (19, 11002576), (26, 8040344), (38, 5501288), (52, 4020172), (76, 2750644), (104, 2010086), (152, 1375322), (169, 1236976), (208, 1005043), (247, 846352), (304, 687661), (313, 667888), (338, 618488), (494, 423176), (626, 333944), (676, 309244), (988, 211588), (1252, 166972), (1352, 154622), (1976, 105794), (2197, 95152), (2504, 83486), (2704, 77311), (3211, 65104), (3952, 52897), (4069, 51376), (4394, 47576), (5008, 41743), (5947, 35152), (6422, 32552), (8138, 25688), (8788, 23788), (11894, 17576), (12844, 16276)]