272960240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{487429}}^1$

素因数の和:487449

約数の個数: 40

約数和(自身を含む): 725295840

約数和(自身を除く): 452335600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 487429, 974858, 1949716, 2437145, 3412003, 3899432, 4874290, 6824006, 7798864, 9748580, 13648012, 17060015, 19497160, 27296024, 34120030, 38994320, 54592048, 68240060, 136480120, 272960240]

約数ペア:

[(1, 272960240), (2, 136480120), (4, 68240060), (5, 54592048), (7, 38994320), (8, 34120030), (10, 27296024), (14, 19497160), (16, 17060015), (20, 13648012), (28, 9748580), (35, 7798864), (40, 6824006), (56, 4874290), (70, 3899432), (80, 3412003), (112, 2437145), (140, 1949716), (280, 974858), (560, 487429)]