256209168

素因数分解:

$2^4\times 3^1\times {\mathrm{5337691}}^1$

素因数の和:5337702

約数の個数: 20

約数和(自身を含む): 661873808

約数和(自身を除く): 405664640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5337691, 10675382, 16013073, 21350764, 32026146, 42701528, 64052292, 85403056, 128104584, 256209168]

約数ペア:

[(1, 256209168), (2, 128104584), (3, 85403056), (4, 64052292), (6, 42701528), (8, 32026146), (12, 21350764), (16, 16013073), (24, 10675382), (48, 5337691)]