228998308

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 507298176

約数和(自身を除く): 278299868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 257, 263, 308, 484, 514, 526, 847, 1028, 1052, 1694, 1799, 1841, 2827, 2893, 3388, 3598, 3682, 5654, 5786, 7196, 7364, 11308, 11572, 19789, 20251, 31097, 31823, 39578, 40502, 62194, 63646, 67591, 79156, 81004, 124388, 127292, 135182, 217679, 222761, 270364, 435358, 445522, 473137, 743501, 870716, 891044, 946274, 1487002, 1892548, 2974004, 5204507, 8178511, 10409014, 16357022, 20818028, 32714044, 57249577, 114499154, 228998308]

約数ペア:

[(1, 228998308), (2, 114499154), (4, 57249577), (7, 32714044), (11, 20818028), (14, 16357022), (22, 10409014), (28, 8178511), (44, 5204507), (77, 2974004), (121, 1892548), (154, 1487002), (242, 946274), (257, 891044), (263, 870716), (308, 743501), (484, 473137), (514, 445522), (526, 435358), (847, 270364), (1028, 222761), (1052, 217679), (1694, 135182), (1799, 127292), (1841, 124388), (2827, 81004), (2893, 79156), (3388, 67591), (3598, 63646), (3682, 62194), (5654, 40502), (5786, 39578), (7196, 31823), (7364, 31097), (11308, 20251), (11572, 19789)]