78696870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1279}}^1$

素因数の和:1589

約数の個数: 64

約数和(自身を含む): 216760320

約数和(自身を除く): 138063450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 293, 586, 879, 1279, 1465, 1758, 2051, 2558, 2930, 3837, 4102, 4395, 6153, 6395, 7674, 8790, 8953, 10255, 12306, 12790, 17906, 19185, 20510, 26859, 30765, 38370, 44765, 53718, 61530, 89530, 134295, 268590, 374747, 749494, 1124241, 1873735, 2248482, 2623229, 3747470, 5246458, 5621205, 7869687, 11242410, 13116145, 15739374, 26232290, 39348435, 78696870]

約数ペア:

[(1, 78696870), (2, 39348435), (3, 26232290), (5, 15739374), (6, 13116145), (7, 11242410), (10, 7869687), (14, 5621205), (15, 5246458), (21, 3747470), (30, 2623229), (35, 2248482), (42, 1873735), (70, 1124241), (105, 749494), (210, 374747), (293, 268590), (586, 134295), (879, 89530), (1279, 61530), (1465, 53718), (1758, 44765), (2051, 38370), (2558, 30765), (2930, 26859), (3837, 20510), (4102, 19185), (4395, 17906), (6153, 12790), (6395, 12306), (7674, 10255), (8790, 8953)]