256563432

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^1\times {\mathrm{35281}}^1$

素因数の和:35394

約数の個数: 48

約数和(自身を含む): 701758980

約数和(自身を除く): 445195548

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 202, 303, 404, 606, 808, 909, 1212, 1818, 2424, 3636, 7272, 35281, 70562, 105843, 141124, 211686, 282248, 317529, 423372, 635058, 846744, 1270116, 2540232, 3563381, 7126762, 10690143, 14253524, 21380286, 28507048, 32070429, 42760572, 64140858, 85521144, 128281716, 256563432]

約数ペア:

[(1, 256563432), (2, 128281716), (3, 85521144), (4, 64140858), (6, 42760572), (8, 32070429), (9, 28507048), (12, 21380286), (18, 14253524), (24, 10690143), (36, 7126762), (72, 3563381), (101, 2540232), (202, 1270116), (303, 846744), (404, 635058), (606, 423372), (808, 317529), (909, 282248), (1212, 211686), (1818, 141124), (2424, 105843), (3636, 70562), (7272, 35281)]