125251440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{521881}}^1$

素因数の和:521897

約数の個数: 40

約数和(自身を含む): 388280208

約数和(自身を除く): 263028768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 521881, 1043762, 1565643, 2087524, 2609405, 3131286, 4175048, 5218810, 6262572, 7828215, 8350096, 10437620, 12525144, 15656430, 20875240, 25050288, 31312860, 41750480, 62625720, 125251440]

約数ペア:

[(1, 125251440), (2, 62625720), (3, 41750480), (4, 31312860), (5, 25050288), (6, 20875240), (8, 15656430), (10, 12525144), (12, 10437620), (15, 8350096), (16, 7828215), (20, 6262572), (24, 5218810), (30, 4175048), (40, 3131286), (48, 2609405), (60, 2087524), (80, 1565643), (120, 1043762), (240, 521881)]