328657860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4337}}^1$

素因数の和:4773

約数の個数: 72

約数和(自身を含む): 999527256

約数和(自身を除く): 670869396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 842, 1263, 1684, 2105, 2526, 3789, 4210, 4337, 5052, 6315, 7578, 8420, 8674, 12630, 13011, 15156, 17348, 18945, 21685, 25260, 26022, 37890, 39033, 43370, 52044, 65055, 75780, 78066, 86740, 130110, 156132, 195165, 260220, 390330, 780660, 1825877, 3651754, 5477631, 7303508, 9129385, 10955262, 16432893, 18258770, 21910524, 27388155, 32865786, 36517540, 54776310, 65731572, 82164465, 109552620, 164328930, 328657860]

約数ペア:

[(1, 328657860), (2, 164328930), (3, 109552620), (4, 82164465), (5, 65731572), (6, 54776310), (9, 36517540), (10, 32865786), (12, 27388155), (15, 21910524), (18, 18258770), (20, 16432893), (30, 10955262), (36, 9129385), (45, 7303508), (60, 5477631), (90, 3651754), (180, 1825877), (421, 780660), (842, 390330), (1263, 260220), (1684, 195165), (2105, 156132), (2526, 130110), (3789, 86740), (4210, 78066), (4337, 75780), (5052, 65055), (6315, 52044), (7578, 43370), (8420, 39033), (8674, 37890), (12630, 26022), (13011, 25260), (15156, 21685), (17348, 18945)]