678741588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{1979}}^1$

素因数の和:3357

約数の個数: 72

約数和(自身を含む): 1963241280

約数和(自身を除く): 1284499692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1361, 1979, 2722, 3958, 4083, 5444, 5937, 7916, 8166, 9527, 11874, 12249, 13853, 16332, 17811, 19054, 23748, 24498, 27706, 28581, 35622, 38108, 41559, 48996, 55412, 57162, 71244, 83118, 85743, 114324, 124677, 166236, 171486, 249354, 342972, 498708, 2693419, 5386838, 8080257, 10773676, 16160514, 18853933, 24240771, 32321028, 37707866, 48481542, 56561799, 75415732, 96963084, 113123598, 169685397, 226247196, 339370794, 678741588]

約数ペア:

[(1, 678741588), (2, 339370794), (3, 226247196), (4, 169685397), (6, 113123598), (7, 96963084), (9, 75415732), (12, 56561799), (14, 48481542), (18, 37707866), (21, 32321028), (28, 24240771), (36, 18853933), (42, 16160514), (63, 10773676), (84, 8080257), (126, 5386838), (252, 2693419), (1361, 498708), (1979, 342972), (2722, 249354), (3958, 171486), (4083, 166236), (5444, 124677), (5937, 114324), (7916, 85743), (8166, 83118), (9527, 71244), (11874, 57162), (12249, 55412), (13853, 48996), (16332, 41559), (17811, 38108), (19054, 35622), (23748, 28581), (24498, 27706)]