210780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1171}}^1$

素因数の和:1186

約数の個数: 36

約数和(自身を含む): 639912

約数和(自身を除く): 429132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1171, 2342, 3513, 4684, 5855, 7026, 10539, 11710, 14052, 17565, 21078, 23420, 35130, 42156, 52695, 70260, 105390, 210780]

約数ペア:

[(1, 210780), (2, 105390), (3, 70260), (4, 52695), (5, 42156), (6, 35130), (9, 23420), (10, 21078), (12, 17565), (15, 14052), (18, 11710), (20, 10539), (30, 7026), (36, 5855), (45, 4684), (60, 3513), (90, 2342), (180, 1171)]