121978784

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{457}}^1$

素因数の和:925

約数の個数: 48

約数和(自身を含む): 253915200

約数和(自身を除く): 131936416

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 439, 457, 608, 878, 914, 1756, 1828, 3512, 3656, 7024, 7312, 8341, 8683, 14048, 14624, 16682, 17366, 33364, 34732, 66728, 69464, 133456, 138928, 200623, 266912, 277856, 401246, 802492, 1604984, 3209968, 3811837, 6419936, 7623674, 15247348, 30494696, 60989392, 121978784]

約数ペア:

[(1, 121978784), (2, 60989392), (4, 30494696), (8, 15247348), (16, 7623674), (19, 6419936), (32, 3811837), (38, 3209968), (76, 1604984), (152, 802492), (304, 401246), (439, 277856), (457, 266912), (608, 200623), (878, 138928), (914, 133456), (1756, 69464), (1828, 66728), (3512, 34732), (3656, 33364), (7024, 17366), (7312, 16682), (8341, 14624), (8683, 14048)]