170135840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{21701}}^1$

素因数の和:21730

約数の個数: 72

約数和(自身を含む): 467591292

約数和(自身を除く): 297455452

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 21701, 43402, 86804, 108505, 151907, 173608, 217010, 303814, 347216, 434020, 607628, 694432, 759535, 868040, 1063349, 1215256, 1519070, 1736080, 2126698, 2430512, 3038140, 3472160, 4253396, 4861024, 5316745, 6076280, 8506792, 10633490, 12152560, 17013584, 21266980, 24305120, 34027168, 42533960, 85067920, 170135840]

約数ペア:

[(1, 170135840), (2, 85067920), (4, 42533960), (5, 34027168), (7, 24305120), (8, 21266980), (10, 17013584), (14, 12152560), (16, 10633490), (20, 8506792), (28, 6076280), (32, 5316745), (35, 4861024), (40, 4253396), (49, 3472160), (56, 3038140), (70, 2430512), (80, 2126698), (98, 1736080), (112, 1519070), (140, 1215256), (160, 1063349), (196, 868040), (224, 759535), (245, 694432), (280, 607628), (392, 434020), (490, 347216), (560, 303814), (784, 217010), (980, 173608), (1120, 151907), (1568, 108505), (1960, 86804), (3920, 43402), (7840, 21701)]