158752160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{20249}}^1$

素因数の和:20278

約数の個数: 72

約数和(自身を含む): 436306500

約数和(自身を除く): 277554340

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, 20249, 40498, 80996, 101245, 141743, 161992, 202490, 283486, 323984, 404980, 566972, 647968, 708715, 809960, 992201, 1133944, 1417430, 1619920, 1984402, 2267888, 2834860, 3239840, 3968804, 4535776, 4961005, 5669720, 7937608, 9922010, 11339440, 15875216, 19844020, 22678880, 31750432, 39688040, 79376080, 158752160]

約数ペア:

[(1, 158752160), (2, 79376080), (4, 39688040), (5, 31750432), (7, 22678880), (8, 19844020), (10, 15875216), (14, 11339440), (16, 9922010), (20, 7937608), (28, 5669720), (32, 4961005), (35, 4535776), (40, 3968804), (49, 3239840), (56, 2834860), (70, 2267888), (80, 1984402), (98, 1619920), (112, 1417430), (140, 1133944), (160, 992201), (196, 809960), (224, 708715), (245, 647968), (280, 566972), (392, 404980), (490, 323984), (560, 283486), (784, 202490), (980, 161992), (1120, 141743), (1568, 101245), (1960, 80996), (3920, 40498), (7840, 20249)]