129183880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1307}}^1$

素因数の和:1678

約数の個数: 64

約数和(自身を含む): 333383040

約数和(自身を除く): 204199160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 353, 706, 1307, 1412, 1765, 2471, 2614, 2824, 3530, 4942, 5228, 6535, 7060, 9149, 9884, 10456, 12355, 13070, 14120, 18298, 19768, 24710, 26140, 36596, 45745, 49420, 52280, 73192, 91490, 98840, 182980, 365960, 461371, 922742, 1845484, 2306855, 3229597, 3690968, 4613710, 6459194, 9227420, 12918388, 16147985, 18454840, 25836776, 32295970, 64591940, 129183880]

約数ペア:

[(1, 129183880), (2, 64591940), (4, 32295970), (5, 25836776), (7, 18454840), (8, 16147985), (10, 12918388), (14, 9227420), (20, 6459194), (28, 4613710), (35, 3690968), (40, 3229597), (56, 2306855), (70, 1845484), (140, 922742), (280, 461371), (353, 365960), (706, 182980), (1307, 98840), (1412, 91490), (1765, 73192), (2471, 52280), (2614, 49420), (2824, 45745), (3530, 36596), (4942, 26140), (5228, 24710), (6535, 19768), (7060, 18298), (9149, 14120), (9884, 13070), (10456, 12355)]