1288406560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1150363}}^1$

素因数の和:1150385

約数の個数: 48

約数和(自身を含む): 3478700736

約数和(自身を除く): 2190294176

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, 1150363, 2300726, 4601452, 5751815, 8052541, 9202904, 11503630, 16105082, 18405808, 23007260, 32210164, 36811616, 40262705, 46014520, 64420328, 80525410, 92029040, 128840656, 161050820, 184058080, 257681312, 322101640, 644203280, 1288406560]

約数ペア:

[(1, 1288406560), (2, 644203280), (4, 322101640), (5, 257681312), (7, 184058080), (8, 161050820), (10, 128840656), (14, 92029040), (16, 80525410), (20, 64420328), (28, 46014520), (32, 40262705), (35, 36811616), (40, 32210164), (56, 23007260), (70, 18405808), (80, 16105082), (112, 11503630), (140, 9202904), (160, 8052541), (224, 5751815), (280, 4601452), (560, 2300726), (1120, 1150363)]