161805240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{449459}}^1$

素因数の和:449476

約数の個数: 48

約数和(自身を含む): 525868200

約数和(自身を除く): 364062960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 449459, 898918, 1348377, 1797836, 2247295, 2696754, 3595672, 4045131, 4494590, 5393508, 6741885, 8090262, 8989180, 10787016, 13483770, 16180524, 17978360, 20225655, 26967540, 32361048, 40451310, 53935080, 80902620, 161805240]

約数ペア:

[(1, 161805240), (2, 80902620), (3, 53935080), (4, 40451310), (5, 32361048), (6, 26967540), (8, 20225655), (9, 17978360), (10, 16180524), (12, 13483770), (15, 10787016), (18, 8989180), (20, 8090262), (24, 6741885), (30, 5393508), (36, 4494590), (40, 4045131), (45, 3595672), (60, 2696754), (72, 2247295), (90, 1797836), (120, 1348377), (180, 898918), (360, 449459)]