128300520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1069171}}^1$

素因数の和:1069185

約数の個数: 32

約数和(自身を含む): 384901920

約数和(自身を除く): 256601400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1069171, 2138342, 3207513, 4276684, 5345855, 6415026, 8553368, 10691710, 12830052, 16037565, 21383420, 25660104, 32075130, 42766840, 64150260, 128300520]

約数ペア:

[(1, 128300520), (2, 64150260), (3, 42766840), (4, 32075130), (5, 25660104), (6, 21383420), (8, 16037565), (10, 12830052), (12, 10691710), (15, 8553368), (20, 6415026), (24, 5345855), (30, 4276684), (40, 3207513), (60, 2138342), (120, 1069171)]