275660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 725760

約数和(自身を除く): 450100

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 179, 220, 308, 358, 385, 716, 770, 895, 1253, 1540, 1790, 1969, 2506, 3580, 3938, 5012, 6265, 7876, 9845, 12530, 13783, 19690, 25060, 27566, 39380, 55132, 68915, 137830, 275660]

約数ペア:

[(1, 275660), (2, 137830), (4, 68915), (5, 55132), (7, 39380), (10, 27566), (11, 25060), (14, 19690), (20, 13783), (22, 12530), (28, 9845), (35, 7876), (44, 6265), (55, 5012), (70, 3938), (77, 3580), (110, 2506), (140, 1969), (154, 1790), (179, 1540), (220, 1253), (308, 895), (358, 770), (385, 716)]