221616180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1231201}}^1$

素因数の和:1231216

約数の個数: 36

約数和(自身を含む): 672236292

約数和(自身を除く): 450620112

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1231201, 2462402, 3693603, 4924804, 6156005, 7387206, 11080809, 12312010, 14774412, 18468015, 22161618, 24624020, 36936030, 44323236, 55404045, 73872060, 110808090, 221616180]

約数ペア:

[(1, 221616180), (2, 110808090), (3, 73872060), (4, 55404045), (5, 44323236), (6, 36936030), (9, 24624020), (10, 22161618), (12, 18468015), (15, 14774412), (18, 12312010), (20, 11080809), (30, 7387206), (36, 6156005), (45, 4924804), (60, 3693603), (90, 2462402), (180, 1231201)]