87068940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{207307}}^1$

素因数の和:207326

約数の個数: 48

約数和(自身を含む): 278621952

約数和(自身を除く): 191553012

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, 207307, 414614, 621921, 829228, 1036535, 1243842, 1451149, 2073070, 2487684, 2902298, 3109605, 4146140, 4353447, 5804596, 6219210, 7255745, 8706894, 12438420, 14511490, 17413788, 21767235, 29022980, 43534470, 87068940]

約数ペア:

[(1, 87068940), (2, 43534470), (3, 29022980), (4, 21767235), (5, 17413788), (6, 14511490), (7, 12438420), (10, 8706894), (12, 7255745), (14, 6219210), (15, 5804596), (20, 4353447), (21, 4146140), (28, 3109605), (30, 2902298), (35, 2487684), (42, 2073070), (60, 1451149), (70, 1243842), (84, 1036535), (105, 829228), (140, 621921), (210, 414614), (420, 207307)]