18660120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{155501}}^1$

素因数の和:155515

約数の個数: 32

約数和(自身を含む): 55980720

約数和(自身を除く): 37320600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 155501, 311002, 466503, 622004, 777505, 933006, 1244008, 1555010, 1866012, 2332515, 3110020, 3732024, 4665030, 6220040, 9330060, 18660120]

約数ペア:

[(1, 18660120), (2, 9330060), (3, 6220040), (4, 4665030), (5, 3732024), (6, 3110020), (8, 2332515), (10, 1866012), (12, 1555010), (15, 1244008), (20, 933006), (24, 777505), (30, 622004), (40, 466503), (60, 311002), (120, 155501)]