127978860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2132981}}^1$

素因数の和:2132993

約数の個数: 24

約数和(自身を含む): 358340976

約数和(自身を除く): 230362116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2132981, 4265962, 6398943, 8531924, 10664905, 12797886, 21329810, 25595772, 31994715, 42659620, 63989430, 127978860]

約数ペア:

[(1, 127978860), (2, 63989430), (3, 42659620), (4, 31994715), (5, 25595772), (6, 21329810), (10, 12797886), (12, 10664905), (15, 8531924), (20, 6398943), (30, 4265962), (60, 2132981)]