87117720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{725981}}^1$

素因数の和:725995

約数の個数: 32

約数和(自身を含む): 261353520

約数和(自身を除く): 174235800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 725981, 1451962, 2177943, 2903924, 3629905, 4355886, 5807848, 7259810, 8711772, 10889715, 14519620, 17423544, 21779430, 29039240, 43558860, 87117720]

約数ペア:

[(1, 87117720), (2, 43558860), (3, 29039240), (4, 21779430), (5, 17423544), (6, 14519620), (8, 10889715), (10, 8711772), (12, 7259810), (15, 5807848), (20, 4355886), (24, 3629905), (30, 2903924), (40, 2177943), (60, 1451962), (120, 725981)]