51660540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{287003}}^1$

素因数の和:287018

約数の個数: 36

約数和(自身を含む): 156704184

約数和(自身を除く): 105043644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 287003, 574006, 861009, 1148012, 1435015, 1722018, 2583027, 2870030, 3444036, 4305045, 5166054, 5740060, 8610090, 10332108, 12915135, 17220180, 25830270, 51660540]

約数ペア:

[(1, 51660540), (2, 25830270), (3, 17220180), (4, 12915135), (5, 10332108), (6, 8610090), (9, 5740060), (10, 5166054), (12, 4305045), (15, 3444036), (18, 2870030), (20, 2583027), (30, 1722018), (36, 1435015), (45, 1148012), (60, 861009), (90, 574006), (180, 287003)]