31165260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{74203}}^1$

素因数の和:74222

約数の個数: 48

約数和(自身を含む): 99730176

約数和(自身を除く): 68564916

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, 74203, 148406, 222609, 296812, 371015, 445218, 519421, 742030, 890436, 1038842, 1113045, 1484060, 1558263, 2077684, 2226090, 2597105, 3116526, 4452180, 5194210, 6233052, 7791315, 10388420, 15582630, 31165260]

約数ペア:

[(1, 31165260), (2, 15582630), (3, 10388420), (4, 7791315), (5, 6233052), (6, 5194210), (7, 4452180), (10, 3116526), (12, 2597105), (14, 2226090), (15, 2077684), (20, 1558263), (21, 1484060), (28, 1113045), (30, 1038842), (35, 890436), (42, 742030), (60, 519421), (70, 445218), (84, 371015), (105, 296812), (140, 222609), (210, 148406), (420, 74203)]