87218885.000000000

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2375981}}^1$

素因数の和:2375995

約数の個数: 32

約数和(自身を含む): 855353520

約数和(自身を除く): 570235800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2375981, 4751962, 7127943, 9503924, 11879905, 14255886, 19007848, 23759810, 28511772, 35639715, 47519620, 57023544, 71279430, 95039240, 142558860, 285117720]

約数ペア:

[(1, 285117720), (2, 142558860), (3, 95039240), (4, 71279430), (5, 57023544), (6, 47519620), (8, 35639715), (10, 28511772), (12, 23759810), (15, 19007848), (20, 14255886), (24, 11879905), (30, 9503924), (40, 7127943), (60, 4751962), (120, 2375981)]