140396580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{779981}}^1$

素因数の和:779996

約数の個数: 36

約数和(自身を含む): 425870172

約数和(自身を除く): 285473592

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 779981, 1559962, 2339943, 3119924, 3899905, 4679886, 7019829, 7799810, 9359772, 11699715, 14039658, 15599620, 23399430, 28079316, 35099145, 46798860, 70198290, 140396580]

約数ペア:

[(1, 140396580), (2, 70198290), (3, 46798860), (4, 35099145), (5, 28079316), (6, 23399430), (9, 15599620), (10, 14039658), (12, 11699715), (15, 9359772), (18, 7799810), (20, 7019829), (30, 4679886), (36, 3899905), (45, 3119924), (60, 2339943), (90, 1559962), (180, 779981)]