220140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1223}}^1$

素因数の和:1238

約数の個数: 36

約数和(自身を含む): 668304

約数和(自身を除く): 448164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1223, 2446, 3669, 4892, 6115, 7338, 11007, 12230, 14676, 18345, 22014, 24460, 36690, 44028, 55035, 73380, 110070, 220140]

約数ペア:

[(1, 220140), (2, 110070), (3, 73380), (4, 55035), (5, 44028), (6, 36690), (9, 24460), (10, 22014), (12, 18345), (15, 14676), (18, 12230), (20, 11007), (30, 7338), (36, 6115), (45, 4892), (60, 3669), (90, 2446), (180, 1223)]