256003320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2133361}}^1$

素因数の和:2133375

約数の個数: 32

約数和(自身を含む): 768010320

約数和(自身を除く): 512007000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2133361, 4266722, 6400083, 8533444, 10666805, 12800166, 17066888, 21333610, 25600332, 32000415, 42667220, 51200664, 64000830, 85334440, 128001660, 256003320]

約数ペア:

[(1, 256003320), (2, 128001660), (3, 85334440), (4, 64000830), (5, 51200664), (6, 42667220), (8, 32000415), (10, 25600332), (12, 21333610), (15, 17066888), (20, 12800166), (24, 10666805), (30, 8533444), (40, 6400083), (60, 4266722), (120, 2133361)]