2782980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{15461}}^1$

素因数の和:15476

約数の個数: 36

約数和(自身を含む): 8442252

約数和(自身を除く): 5659272

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 15461, 30922, 46383, 61844, 77305, 92766, 139149, 154610, 185532, 231915, 278298, 309220, 463830, 556596, 695745, 927660, 1391490, 2782980]

約数ペア:

[(1, 2782980), (2, 1391490), (3, 927660), (4, 695745), (5, 556596), (6, 463830), (9, 309220), (10, 278298), (12, 231915), (15, 185532), (18, 154610), (20, 139149), (30, 92766), (36, 77305), (45, 61844), (60, 46383), (90, 30922), (180, 15461)]