144770960

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{20333}}^1$

素因数の和:20435

約数の個数: 40

約数和(自身を含む): 340391160

約数和(自身を除く): 195620200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 20333, 40666, 81332, 101665, 162664, 203330, 325328, 406660, 813320, 1626640, 1809637, 3619274, 7238548, 9048185, 14477096, 18096370, 28954192, 36192740, 72385480, 144770960]

約数ペア:

[(1, 144770960), (2, 72385480), (4, 36192740), (5, 28954192), (8, 18096370), (10, 14477096), (16, 9048185), (20, 7238548), (40, 3619274), (80, 1809637), (89, 1626640), (178, 813320), (356, 406660), (445, 325328), (712, 203330), (890, 162664), (1424, 101665), (1780, 81332), (3560, 40666), (7120, 20333)]