51180720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213253}}^1$

素因数の和:213269

約数の個数: 40

約数和(自身を含む): 158660976

約数和(自身を除く): 107480256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213253, 426506, 639759, 853012, 1066265, 1279518, 1706024, 2132530, 2559036, 3198795, 3412048, 4265060, 5118072, 6397590, 8530120, 10236144, 12795180, 17060240, 25590360, 51180720]

約数ペア:

[(1, 51180720), (2, 25590360), (3, 17060240), (4, 12795180), (5, 10236144), (6, 8530120), (8, 6397590), (10, 5118072), (12, 4265060), (15, 3412048), (16, 3198795), (20, 2559036), (24, 2132530), (30, 1706024), (40, 1279518), (48, 1066265), (60, 853012), (80, 639759), (120, 426506), (240, 213253)]