71145180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{395251}}^1$

素因数の和:395266

約数の個数: 36

約数和(自身を含む): 215807592

約数和(自身を除く): 144662412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 395251, 790502, 1185753, 1581004, 1976255, 2371506, 3557259, 3952510, 4743012, 5928765, 7114518, 7905020, 11857530, 14229036, 17786295, 23715060, 35572590, 71145180]

約数ペア:

[(1, 71145180), (2, 35572590), (3, 23715060), (4, 17786295), (5, 14229036), (6, 11857530), (9, 7905020), (10, 7114518), (12, 5928765), (15, 4743012), (18, 3952510), (20, 3557259), (30, 2371506), (36, 1976255), (45, 1581004), (60, 1185753), (90, 790502), (180, 395251)]