756280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:128

約数の個数: 64

約数和(自身を含む): 2024640

約数和(自身を除く): 1268360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 73, 74, 140, 146, 148, 185, 259, 280, 292, 296, 365, 370, 511, 518, 584, 730, 740, 1022, 1036, 1295, 1460, 1480, 2044, 2072, 2555, 2590, 2701, 2920, 4088, 5110, 5180, 5402, 10220, 10360, 10804, 13505, 18907, 20440, 21608, 27010, 37814, 54020, 75628, 94535, 108040, 151256, 189070, 378140, 756280]

約数ペア:

[(1, 756280), (2, 378140), (4, 189070), (5, 151256), (7, 108040), (8, 94535), (10, 75628), (14, 54020), (20, 37814), (28, 27010), (35, 21608), (37, 20440), (40, 18907), (56, 13505), (70, 10804), (73, 10360), (74, 10220), (140, 5402), (146, 5180), (148, 5110), (185, 4088), (259, 2920), (280, 2701), (292, 2590), (296, 2555), (365, 2072), (370, 2044), (511, 1480), (518, 1460), (584, 1295), (730, 1036), (740, 1022)]