280604826

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{1621}}^1$

素因数の和:1851

約数の個数: 48

約数和(自身を含む): 622458720

約数和(自身を除く): 341853894

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 163, 177, 326, 354, 489, 531, 978, 1062, 1467, 1621, 2934, 3242, 4863, 9617, 9726, 14589, 19234, 28851, 29178, 57702, 86553, 95639, 173106, 191278, 264223, 286917, 528446, 573834, 792669, 860751, 1585338, 1721502, 2378007, 4756014, 15589157, 31178314, 46767471, 93534942, 140302413, 280604826]

約数ペア:

[(1, 280604826), (2, 140302413), (3, 93534942), (6, 46767471), (9, 31178314), (18, 15589157), (59, 4756014), (118, 2378007), (163, 1721502), (177, 1585338), (326, 860751), (354, 792669), (489, 573834), (531, 528446), (978, 286917), (1062, 264223), (1467, 191278), (1621, 173106), (2934, 95639), (3242, 86553), (4863, 57702), (9617, 29178), (9726, 28851), (14589, 19234)]