181661880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{10891}}^1$

素因数の和:11044

約数の個数: 64

約数和(自身を含む): 548956800

約数和(自身を除く): 367294920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 10891, 16680, 21782, 32673, 43564, 54455, 65346, 87128, 108910, 130692, 163365, 217820, 261384, 326730, 435640, 653460, 1306920, 1513849, 3027698, 4541547, 6055396, 7569245, 9083094, 12110792, 15138490, 18166188, 22707735, 30276980, 36332376, 45415470, 60553960, 90830940, 181661880]

約数ペア:

[(1, 181661880), (2, 90830940), (3, 60553960), (4, 45415470), (5, 36332376), (6, 30276980), (8, 22707735), (10, 18166188), (12, 15138490), (15, 12110792), (20, 9083094), (24, 7569245), (30, 6055396), (40, 4541547), (60, 3027698), (120, 1513849), (139, 1306920), (278, 653460), (417, 435640), (556, 326730), (695, 261384), (834, 217820), (1112, 163365), (1390, 130692), (1668, 108910), (2085, 87128), (2780, 65346), (3336, 54455), (4170, 43564), (5560, 32673), (8340, 21782), (10891, 16680)]