66861180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123817}}^1$

素因数の和:123835

約数の個数: 48

約数和(自身を含む): 208014240

約数和(自身を除く): 141153060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 123817, 247634, 371451, 495268, 619085, 742902, 1114353, 1238170, 1485804, 1857255, 2228706, 2476340, 3343059, 3714510, 4457412, 5571765, 6686118, 7429020, 11143530, 13372236, 16715295, 22287060, 33430590, 66861180]

約数ペア:

[(1, 66861180), (2, 33430590), (3, 22287060), (4, 16715295), (5, 13372236), (6, 11143530), (9, 7429020), (10, 6686118), (12, 5571765), (15, 4457412), (18, 3714510), (20, 3343059), (27, 2476340), (30, 2228706), (36, 1857255), (45, 1485804), (54, 1238170), (60, 1114353), (90, 742902), (108, 619085), (135, 495268), (180, 371451), (270, 247634), (540, 123817)]