61813320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{515111}}^1$

素因数の和:515125

約数の個数: 32

約数和(自身を含む): 185440320

約数和(自身を除く): 123627000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 515111, 1030222, 1545333, 2060444, 2575555, 3090666, 4120888, 5151110, 6181332, 7726665, 10302220, 12362664, 15453330, 20604440, 30906660, 61813320]

約数ペア:

[(1, 61813320), (2, 30906660), (3, 20604440), (4, 15453330), (5, 12362664), (6, 10302220), (8, 7726665), (10, 6181332), (12, 5151110), (15, 4120888), (20, 3090666), (24, 2575555), (30, 2060444), (40, 1545333), (60, 1030222), (120, 515111)]