91974540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{218987}}^1$

素因数の和:219006

約数の個数: 48

約数和(自身を含む): 294319872

約数和(自身を除く): 202345332

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, 218987, 437974, 656961, 875948, 1094935, 1313922, 1532909, 2189870, 2627844, 3065818, 3284805, 4379740, 4598727, 6131636, 6569610, 7664545, 9197454, 13139220, 15329090, 18394908, 22993635, 30658180, 45987270, 91974540]

約数ペア:

[(1, 91974540), (2, 45987270), (3, 30658180), (4, 22993635), (5, 18394908), (6, 15329090), (7, 13139220), (10, 9197454), (12, 7664545), (14, 6569610), (15, 6131636), (20, 4598727), (21, 4379740), (28, 3284805), (30, 3065818), (35, 2627844), (42, 2189870), (60, 1532909), (70, 1313922), (84, 1094935), (105, 875948), (140, 656961), (210, 437974), (420, 218987)]