249882780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{594959}}^1$

素因数の和:594978

約数の個数: 48

約数和(自身を含む): 799626240

約数和(自身を除く): 549743460

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, 594959, 1189918, 1784877, 2379836, 2974795, 3569754, 4164713, 5949590, 7139508, 8329426, 8924385, 11899180, 12494139, 16658852, 17848770, 20823565, 24988278, 35697540, 41647130, 49976556, 62470695, 83294260, 124941390, 249882780]

約数ペア:

[(1, 249882780), (2, 124941390), (3, 83294260), (4, 62470695), (5, 49976556), (6, 41647130), (7, 35697540), (10, 24988278), (12, 20823565), (14, 17848770), (15, 16658852), (20, 12494139), (21, 11899180), (28, 8924385), (30, 8329426), (35, 7139508), (42, 5949590), (60, 4164713), (70, 3569754), (84, 2974795), (105, 2379836), (140, 1784877), (210, 1189918), (420, 594959)]