70756280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10987}}^1$

素因数の和:11028

約数の個数: 64

約数和(自身を含む): 189872640

約数和(自身を除く): 119116360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 10987, 21974, 43948, 54935, 76909, 87896, 109870, 153818, 219740, 252701, 307636, 384545, 439480, 505402, 615272, 769090, 1010804, 1263505, 1538180, 1768907, 2021608, 2527010, 3076360, 3537814, 5054020, 7075628, 8844535, 10108040, 14151256, 17689070, 35378140, 70756280]

約数ペア:

[(1, 70756280), (2, 35378140), (4, 17689070), (5, 14151256), (7, 10108040), (8, 8844535), (10, 7075628), (14, 5054020), (20, 3537814), (23, 3076360), (28, 2527010), (35, 2021608), (40, 1768907), (46, 1538180), (56, 1263505), (70, 1010804), (92, 769090), (115, 615272), (140, 505402), (161, 439480), (184, 384545), (230, 307636), (280, 252701), (322, 219740), (460, 153818), (644, 109870), (805, 87896), (920, 76909), (1288, 54935), (1610, 43948), (3220, 21974), (6440, 10987)]