80880660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{21397}}^1$

素因数の和:21422

約数の個数: 96

約数和(自身を含む): 287589120

約数和(自身を除く): 206708460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 21397, 42794, 64191, 85588, 106985, 128382, 149779, 192573, 213970, 256764, 299558, 320955, 385146, 427940, 449337, 577719, 599116, 641910, 748895, 770292, 898674, 962865, 1155438, 1283820, 1348011, 1497790, 1797348, 1925730, 2246685, 2310876, 2696022, 2888595, 2995580, 3851460, 4044033, 4493370, 5392044, 5777190, 6740055, 8088066, 8986740, 11554380, 13480110, 16176132, 20220165, 26960220, 40440330, 80880660]

約数ペア:

[(1, 80880660), (2, 40440330), (3, 26960220), (4, 20220165), (5, 16176132), (6, 13480110), (7, 11554380), (9, 8986740), (10, 8088066), (12, 6740055), (14, 5777190), (15, 5392044), (18, 4493370), (20, 4044033), (21, 3851460), (27, 2995580), (28, 2888595), (30, 2696022), (35, 2310876), (36, 2246685), (42, 1925730), (45, 1797348), (54, 1497790), (60, 1348011), (63, 1283820), (70, 1155438), (84, 962865), (90, 898674), (105, 770292), (108, 748895), (126, 641910), (135, 599116), (140, 577719), (180, 449337), (189, 427940), (210, 385146), (252, 320955), (270, 299558), (315, 256764), (378, 213970), (420, 192573), (540, 149779), (630, 128382), (756, 106985), (945, 85588), (1260, 64191), (1890, 42794), (3780, 21397)]