268738240

素因数分解:

$2^6\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1913}}^1$

素因数の和:2369

約数の個数: 56

約数和(自身を含む): 641725920

約数和(自身を除く): 372987680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 439, 878, 1756, 1913, 2195, 3512, 3826, 4390, 7024, 7652, 8780, 9565, 14048, 15304, 17560, 19130, 28096, 30608, 35120, 38260, 61216, 70240, 76520, 122432, 140480, 153040, 306080, 612160, 839807, 1679614, 3359228, 4199035, 6718456, 8398070, 13436912, 16796140, 26873824, 33592280, 53747648, 67184560, 134369120, 268738240]

約数ペア:

[(1, 268738240), (2, 134369120), (4, 67184560), (5, 53747648), (8, 33592280), (10, 26873824), (16, 16796140), (20, 13436912), (32, 8398070), (40, 6718456), (64, 4199035), (80, 3359228), (160, 1679614), (320, 839807), (439, 612160), (878, 306080), (1756, 153040), (1913, 140480), (2195, 122432), (3512, 76520), (3826, 70240), (4390, 61216), (7024, 38260), (7652, 35120), (8780, 30608), (9565, 28096), (14048, 19130), (15304, 17560)]