239394780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1329971}}^1$

素因数の和:1329986

約数の個数: 36

約数和(自身を含む): 726164712

約数和(自身を除く): 486769932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1329971, 2659942, 3989913, 5319884, 6649855, 7979826, 11969739, 13299710, 15959652, 19949565, 23939478, 26599420, 39899130, 47878956, 59848695, 79798260, 119697390, 239394780]

約数ペア:

[(1, 239394780), (2, 119697390), (3, 79798260), (4, 59848695), (5, 47878956), (6, 39899130), (9, 26599420), (10, 23939478), (12, 19949565), (15, 15959652), (18, 13299710), (20, 11969739), (30, 7979826), (36, 6649855), (45, 5319884), (60, 3989913), (90, 2659942), (180, 1329971)]