63990180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{355501}}^1$

素因数の和:355516

約数の個数: 36

約数和(自身を含む): 194104092

約数和(自身を除く): 130113912

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 355501, 711002, 1066503, 1422004, 1777505, 2133006, 3199509, 3555010, 4266012, 5332515, 6399018, 7110020, 10665030, 12798036, 15997545, 21330060, 31995090, 63990180]

約数ペア:

[(1, 63990180), (2, 31995090), (3, 21330060), (4, 15997545), (5, 12798036), (6, 10665030), (9, 7110020), (10, 6399018), (12, 5332515), (15, 4266012), (18, 3555010), (20, 3199509), (30, 2133006), (36, 1777505), (45, 1422004), (60, 1066503), (90, 711002), (180, 355501)]