155685180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{370679}}^1$

素因数の和:370698

約数の個数: 48

約数和(自身を含む): 498193920

約数和(自身を除く): 342508740

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, 370679, 741358, 1112037, 1482716, 1853395, 2224074, 2594753, 3706790, 4448148, 5189506, 5560185, 7413580, 7784259, 10379012, 11120370, 12973765, 15568518, 22240740, 25947530, 31137036, 38921295, 51895060, 77842590, 155685180]

約数ペア:

[(1, 155685180), (2, 77842590), (3, 51895060), (4, 38921295), (5, 31137036), (6, 25947530), (7, 22240740), (10, 15568518), (12, 12973765), (14, 11120370), (15, 10379012), (20, 7784259), (21, 7413580), (28, 5560185), (30, 5189506), (35, 4448148), (42, 3706790), (60, 2594753), (70, 2224074), (84, 1853395), (105, 1482716), (140, 1112037), (210, 741358), (420, 370679)]