218772019980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1215400111}}^1$

素因数の和:1215400126

約数の個数: 36

約数和(自身を含む): 663608461152

約数和(自身を除く): 444836441172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1215400111, 2430800222, 3646200333, 4861600444, 6077000555, 7292400666, 10938600999, 12154001110, 14584801332, 18231001665, 21877201998, 24308002220, 36462003330, 43754403996, 54693004995, 72924006660, 109386009990, 218772019980]

約数ペア:

[(1, 218772019980), (2, 109386009990), (3, 72924006660), (4, 54693004995), (5, 43754403996), (6, 36462003330), (9, 24308002220), (10, 21877201998), (12, 18231001665), (15, 14584801332), (18, 12154001110), (20, 10938600999), (30, 7292400666), (36, 6077000555), (45, 4861600444), (60, 3646200333), (90, 2430800222), (180, 1215400111)]