123320294128

素因数分解:

$2^4\times {\mathrm{71039}}^1\times {\mathrm{108497}}^1$

素因数の和:179544

約数の個数: 20

約数和(自身を含む): 238938635520

約数和(自身を除く): 115618341392

約数列:

[1, 2, 4, 8, 16, 71039, 108497, 142078, 216994, 284156, 433988, 568312, 867976, 1136624, 1735952, 7707518383, 15415036766, 30830073532, 61660147064, 123320294128]

約数ペア:

[(1, 123320294128), (2, 61660147064), (4, 30830073532), (8, 15415036766), (16, 7707518383), (71039, 1735952), (108497, 1136624), (142078, 867976), (216994, 568312), (284156, 433988)]