720320896

素因数分解:

$2^7\times {\mathrm{421}}^1\times {\mathrm{13367}}^1$

素因数の和:13802

約数の個数: 32

約数和(自身を含む): 1438530480

約数和(自身を除く): 718209584

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 421, 842, 1684, 3368, 6736, 13367, 13472, 26734, 26944, 53468, 53888, 106936, 213872, 427744, 855488, 1710976, 5627507, 11255014, 22510028, 45020056, 90040112, 180080224, 360160448, 720320896]

約数ペア:

[(1, 720320896), (2, 360160448), (4, 180080224), (8, 90040112), (16, 45020056), (32, 22510028), (64, 11255014), (128, 5627507), (421, 1710976), (842, 855488), (1684, 427744), (3368, 213872), (6736, 106936), (13367, 53888), (13472, 53468), (26734, 26944)]