30706760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6451}}^1$

素因数の和:6486

約数の個数: 64

約数和(自身を含む): 83617920

約数和(自身を除く): 52911160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 6451, 12902, 25804, 32255, 45157, 51608, 64510, 90314, 109667, 129020, 180628, 219334, 225785, 258040, 361256, 438668, 451570, 548335, 767669, 877336, 903140, 1096670, 1535338, 1806280, 2193340, 3070676, 3838345, 4386680, 6141352, 7676690, 15353380, 30706760]

約数ペア:

[(1, 30706760), (2, 15353380), (4, 7676690), (5, 6141352), (7, 4386680), (8, 3838345), (10, 3070676), (14, 2193340), (17, 1806280), (20, 1535338), (28, 1096670), (34, 903140), (35, 877336), (40, 767669), (56, 548335), (68, 451570), (70, 438668), (85, 361256), (119, 258040), (136, 225785), (140, 219334), (170, 180628), (238, 129020), (280, 109667), (340, 90314), (476, 64510), (595, 51608), (680, 45157), (952, 32255), (1190, 25804), (2380, 12902), (4760, 6451)]