666270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{673}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 1892592

約数和(自身を除く): 1226322

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 673, 990, 1346, 2019, 3365, 4038, 6057, 6730, 7403, 10095, 12114, 14806, 20190, 22209, 30285, 37015, 44418, 60570, 66627, 74030, 111045, 133254, 222090, 333135, 666270]

約数ペア:

[(1, 666270), (2, 333135), (3, 222090), (5, 133254), (6, 111045), (9, 74030), (10, 66627), (11, 60570), (15, 44418), (18, 37015), (22, 30285), (30, 22209), (33, 20190), (45, 14806), (55, 12114), (66, 10095), (90, 7403), (99, 6730), (110, 6057), (165, 4038), (198, 3365), (330, 2019), (495, 1346), (673, 990)]