155805188

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{229}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 348841920

約数和(自身を除く): 193036732

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 229, 308, 329, 458, 517, 658, 916, 1034, 1316, 1603, 2068, 2209, 2519, 3206, 3619, 4418, 5038, 6412, 7238, 8836, 10076, 10763, 14476, 15463, 17633, 21526, 24299, 30926, 35266, 43052, 48598, 61852, 70532, 75341, 97196, 118393, 150682, 170093, 236786, 301364, 340186, 473572, 505861, 680372, 828751, 1011722, 1657502, 2023444, 3315004, 3541027, 5564471, 7082054, 11128942, 14164108, 22257884, 38951297, 77902594, 155805188]

約数ペア:

[(1, 155805188), (2, 77902594), (4, 38951297), (7, 22257884), (11, 14164108), (14, 11128942), (22, 7082054), (28, 5564471), (44, 3541027), (47, 3315004), (77, 2023444), (94, 1657502), (154, 1011722), (188, 828751), (229, 680372), (308, 505861), (329, 473572), (458, 340186), (517, 301364), (658, 236786), (916, 170093), (1034, 150682), (1316, 118393), (1603, 97196), (2068, 75341), (2209, 70532), (2519, 61852), (3206, 48598), (3619, 43052), (4418, 35266), (5038, 30926), (6412, 24299), (7238, 21526), (8836, 17633), (10076, 15463), (10763, 14476)]