118580

素因数分解:

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

素因数の和:45

約数の個数: 54

約数和(自身を含む): 318402

約数和(自身を除く): 199822

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 121, 140, 154, 196, 220, 242, 245, 308, 385, 484, 490, 539, 605, 770, 847, 980, 1078, 1210, 1540, 1694, 2156, 2420, 2695, 3388, 4235, 5390, 5929, 8470, 10780, 11858, 16940, 23716, 29645, 59290, 118580]

約数ペア:

[(1, 118580), (2, 59290), (4, 29645), (5, 23716), (7, 16940), (10, 11858), (11, 10780), (14, 8470), (20, 5929), (22, 5390), (28, 4235), (35, 3388), (44, 2695), (49, 2420), (55, 2156), (70, 1694), (77, 1540), (98, 1210), (110, 1078), (121, 980), (140, 847), (154, 770), (196, 605), (220, 539), (242, 490), (245, 484), (308, 385)]