206746260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{492253}}^1$

素因数の和:492272

約数の個数: 48

約数和(自身を含む): 661589376

約数和(自身を除く): 454843116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 492253, 984506, 1476759, 1969012, 2461265, 2953518, 3445771, 4922530, 5907036, 6891542, 7383795, 9845060, 10337313, 13783084, 14767590, 17228855, 20674626, 29535180, 34457710, 41349252, 51686565, 68915420, 103373130, 206746260]

約数ペア:

[(1, 206746260), (2, 103373130), (3, 68915420), (4, 51686565), (5, 41349252), (6, 34457710), (7, 29535180), (10, 20674626), (12, 17228855), (14, 14767590), (15, 13783084), (20, 10337313), (21, 9845060), (28, 7383795), (30, 6891542), (35, 5907036), (42, 4922530), (60, 3445771), (70, 2953518), (84, 2461265), (105, 1969012), (140, 1476759), (210, 984506), (420, 492253)]