168403760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{300721}}^1$

素因数の和:300741

約数の個数: 40

約数和(自身を含む): 447474336

約数和(自身を除く): 279070576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 300721, 601442, 1202884, 1503605, 2105047, 2405768, 3007210, 4210094, 4811536, 6014420, 8420188, 10525235, 12028840, 16840376, 21050470, 24057680, 33680752, 42100940, 84201880, 168403760]

約数ペア:

[(1, 168403760), (2, 84201880), (4, 42100940), (5, 33680752), (7, 24057680), (8, 21050470), (10, 16840376), (14, 12028840), (16, 10525235), (20, 8420188), (28, 6014420), (35, 4811536), (40, 4210094), (56, 3007210), (70, 2405768), (80, 2105047), (112, 1503605), (140, 1202884), (280, 601442), (560, 300721)]