167860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 443520

約数和(自身を除く): 275660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 109, 110, 140, 154, 218, 220, 308, 385, 436, 545, 763, 770, 1090, 1199, 1526, 1540, 2180, 2398, 3052, 3815, 4796, 5995, 7630, 8393, 11990, 15260, 16786, 23980, 33572, 41965, 83930, 167860]

約数ペア:

[(1, 167860), (2, 83930), (4, 41965), (5, 33572), (7, 23980), (10, 16786), (11, 15260), (14, 11990), (20, 8393), (22, 7630), (28, 5995), (35, 4796), (44, 3815), (55, 3052), (70, 2398), (77, 2180), (109, 1540), (110, 1526), (140, 1199), (154, 1090), (218, 770), (220, 763), (308, 545), (385, 436)]