66817320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{556811}}^1$

素因数の和:556825

約数の個数: 32

約数和(自身を含む): 200452320

約数和(自身を除く): 133635000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 556811, 1113622, 1670433, 2227244, 2784055, 3340866, 4454488, 5568110, 6681732, 8352165, 11136220, 13363464, 16704330, 22272440, 33408660, 66817320]

約数ペア:

[(1, 66817320), (2, 33408660), (3, 22272440), (4, 16704330), (5, 13363464), (6, 11136220), (8, 8352165), (10, 6681732), (12, 5568110), (15, 4454488), (20, 3340866), (24, 2784055), (30, 2227244), (40, 1670433), (60, 1113622), (120, 556811)]