16455780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8311}}^1$

素因数の和:8337

約数の個数: 72

約数和(自身を含む): 54460224

約数和(自身を除く): 38004444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 8311, 16622, 24933, 33244, 41555, 49866, 74799, 83110, 91421, 99732, 124665, 149598, 166220, 182842, 249330, 274263, 299196, 365684, 373995, 457105, 498660, 548526, 747990, 822789, 914210, 1097052, 1371315, 1495980, 1645578, 1828420, 2742630, 3291156, 4113945, 5485260, 8227890, 16455780]

約数ペア:

[(1, 16455780), (2, 8227890), (3, 5485260), (4, 4113945), (5, 3291156), (6, 2742630), (9, 1828420), (10, 1645578), (11, 1495980), (12, 1371315), (15, 1097052), (18, 914210), (20, 822789), (22, 747990), (30, 548526), (33, 498660), (36, 457105), (44, 373995), (45, 365684), (55, 299196), (60, 274263), (66, 249330), (90, 182842), (99, 166220), (110, 149598), (132, 124665), (165, 99732), (180, 91421), (198, 83110), (220, 74799), (330, 49866), (396, 41555), (495, 33244), (660, 24933), (990, 16622), (1980, 8311)]