255519960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2129333}}^1$

素因数の和:2129347

約数の個数: 32

約数和(自身を含む): 766560240

約数和(自身を除く): 511040280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2129333, 4258666, 6387999, 8517332, 10646665, 12775998, 17034664, 21293330, 25551996, 31939995, 42586660, 51103992, 63879990, 85173320, 127759980, 255519960]

約数ペア:

[(1, 255519960), (2, 127759980), (3, 85173320), (4, 63879990), (5, 51103992), (6, 42586660), (8, 31939995), (10, 25551996), (12, 21293330), (15, 17034664), (20, 12775998), (24, 10646665), (30, 8517332), (40, 6387999), (60, 4258666), (120, 2129333)]