290829816

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{24781}}^1$

素因数の和:24956

約数の個数: 48

約数和(自身を含む): 792528360

約数和(自身を除く): 501698544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 326, 489, 652, 978, 1304, 1467, 1956, 2934, 3912, 5868, 11736, 24781, 49562, 74343, 99124, 148686, 198248, 223029, 297372, 446058, 594744, 892116, 1784232, 4039303, 8078606, 12117909, 16157212, 24235818, 32314424, 36353727, 48471636, 72707454, 96943272, 145414908, 290829816]

約数ペア:

[(1, 290829816), (2, 145414908), (3, 96943272), (4, 72707454), (6, 48471636), (8, 36353727), (9, 32314424), (12, 24235818), (18, 16157212), (24, 12117909), (36, 8078606), (72, 4039303), (163, 1784232), (326, 892116), (489, 594744), (652, 446058), (978, 297372), (1304, 223029), (1467, 198248), (1956, 148686), (2934, 99124), (3912, 74343), (5868, 49562), (11736, 24781)]