180521730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{668599}}^1$

素因数の和:668615

約数の個数: 32

約数和(自身を含む): 481392000

約数和(自身を除く): 300870270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 668599, 1337198, 2005797, 3342995, 4011594, 6017391, 6685990, 10028985, 12034782, 18052173, 20057970, 30086955, 36104346, 60173910, 90260865, 180521730]

約数ペア:

[(1, 180521730), (2, 90260865), (3, 60173910), (5, 36104346), (6, 30086955), (9, 20057970), (10, 18052173), (15, 12034782), (18, 10028985), (27, 6685990), (30, 6017391), (45, 4011594), (54, 3342995), (90, 2005797), (135, 1337198), (270, 668599)]