155526560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{138863}}^1$

素因数の和:138885

約数の個数: 48

約数和(自身を含む): 419924736

約数和(自身を除く): 264398176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 138863, 277726, 555452, 694315, 972041, 1110904, 1388630, 1944082, 2221808, 2777260, 3888164, 4443616, 4860205, 5554520, 7776328, 9720410, 11109040, 15552656, 19440820, 22218080, 31105312, 38881640, 77763280, 155526560]

約数ペア:

[(1, 155526560), (2, 77763280), (4, 38881640), (5, 31105312), (7, 22218080), (8, 19440820), (10, 15552656), (14, 11109040), (16, 9720410), (20, 7776328), (28, 5554520), (32, 4860205), (35, 4443616), (40, 3888164), (56, 2777260), (70, 2221808), (80, 1944082), (112, 1388630), (140, 1110904), (160, 972041), (224, 694315), (280, 555452), (560, 277726), (1120, 138863)]