90756720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{42017}}^1$

素因数の和:42039

約数の個数: 80

約数和(自身を含む): 312613920

約数和(自身を除く): 221857200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 42017, 84034, 126051, 168068, 210085, 252102, 336136, 378153, 420170, 504204, 630255, 672272, 756306, 840340, 1008408, 1134459, 1260510, 1512612, 1680680, 1890765, 2016816, 2268918, 2521020, 3025224, 3361360, 3781530, 4537836, 5042040, 5672295, 6050448, 7563060, 9075672, 10084080, 11344590, 15126120, 18151344, 22689180, 30252240, 45378360, 90756720]

約数ペア:

[(1, 90756720), (2, 45378360), (3, 30252240), (4, 22689180), (5, 18151344), (6, 15126120), (8, 11344590), (9, 10084080), (10, 9075672), (12, 7563060), (15, 6050448), (16, 5672295), (18, 5042040), (20, 4537836), (24, 3781530), (27, 3361360), (30, 3025224), (36, 2521020), (40, 2268918), (45, 2016816), (48, 1890765), (54, 1680680), (60, 1512612), (72, 1260510), (80, 1134459), (90, 1008408), (108, 840340), (120, 756306), (135, 672272), (144, 630255), (180, 504204), (216, 420170), (240, 378153), (270, 336136), (360, 252102), (432, 210085), (540, 168068), (720, 126051), (1080, 84034), (2160, 42017)]