64873320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{540611}}^1$

素因数の和:540625

約数の個数: 32

約数和(自身を含む): 194620320

約数和(自身を除く): 129747000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 540611, 1081222, 1621833, 2162444, 2703055, 3243666, 4324888, 5406110, 6487332, 8109165, 10812220, 12974664, 16218330, 21624440, 32436660, 64873320]

約数ペア:

[(1, 64873320), (2, 32436660), (3, 21624440), (4, 16218330), (5, 12974664), (6, 10812220), (8, 8109165), (10, 6487332), (12, 5406110), (15, 4324888), (20, 3243666), (24, 2703055), (30, 2162444), (40, 1621833), (60, 1081222), (120, 540611)]