155515144

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 319127040

約数和(自身を除く): 163611896

約数列:

[1, 2, 4, 8, 23, 37, 46, 53, 74, 92, 106, 148, 184, 212, 296, 424, 431, 851, 862, 1219, 1702, 1724, 1961, 2438, 3404, 3448, 3922, 4876, 6808, 7844, 9752, 9913, 15688, 15947, 19826, 22843, 31894, 39652, 45103, 45686, 63788, 79304, 90206, 91372, 127576, 180412, 182744, 360824, 366781, 525389, 733562, 845191, 1050778, 1467124, 1690382, 2101556, 2934248, 3380764, 4203112, 6761528, 19439393, 38878786, 77757572, 155515144]

約数ペア:

[(1, 155515144), (2, 77757572), (4, 38878786), (8, 19439393), (23, 6761528), (37, 4203112), (46, 3380764), (53, 2934248), (74, 2101556), (92, 1690382), (106, 1467124), (148, 1050778), (184, 845191), (212, 733562), (296, 525389), (424, 366781), (431, 360824), (851, 182744), (862, 180412), (1219, 127576), (1702, 91372), (1724, 90206), (1961, 79304), (2438, 63788), (3404, 45686), (3448, 45103), (3922, 39652), (4876, 31894), (6808, 22843), (7844, 19826), (9752, 15947), (9913, 15688)]