18120420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{100669}}^1$

素因数の和:100684

約数の個数: 36

約数和(自身を含む): 54965820

約数和(自身を除く): 36845400

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 100669, 201338, 302007, 402676, 503345, 604014, 906021, 1006690, 1208028, 1510035, 1812042, 2013380, 3020070, 3624084, 4530105, 6040140, 9060210, 18120420]

約数ペア:

[(1, 18120420), (2, 9060210), (3, 6040140), (4, 4530105), (5, 3624084), (6, 3020070), (9, 2013380), (10, 1812042), (12, 1510035), (15, 1208028), (18, 1006690), (20, 906021), (30, 604014), (36, 503345), (45, 402676), (60, 302007), (90, 201338), (180, 100669)]