161801460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{898897}}^1$

素因数の和:898912

約数の個数: 36

約数和(自身を含む): 490798308

約数和(自身を除く): 328996848

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 898897, 1797794, 2696691, 3595588, 4494485, 5393382, 8090073, 8988970, 10786764, 13483455, 16180146, 17977940, 26966910, 32360292, 40450365, 53933820, 80900730, 161801460]

約数ペア:

[(1, 161801460), (2, 80900730), (3, 53933820), (4, 40450365), (5, 32360292), (6, 26966910), (9, 17977940), (10, 16180146), (12, 13483455), (15, 10786764), (18, 8988970), (20, 8090073), (30, 5393382), (36, 4494485), (45, 3595588), (60, 2696691), (90, 1797794), (180, 898897)]