85302540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 269837568

約数和(自身を除く): 184535028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 103, 107, 129, 172, 180, 206, 214, 215, 258, 309, 321, 387, 412, 428, 430, 515, 516, 535, 618, 642, 645, 774, 860, 927, 963, 1030, 1070, 1236, 1284, 1290, 1545, 1548, 1605, 1854, 1926, 1935, 2060, 2140, 2580, 3090, 3210, 3708, 3852, 3870, 4429, 4601, 4635, 4815, 6180, 6420, 7740, 8858, 9202, 9270, 9630, 11021, 13287, 13803, 17716, 18404, 18540, 19260, 22042, 22145, 23005, 26574, 27606, 33063, 39861, 41409, 44084, 44290, 46010, 53148, 55105, 55212, 66126, 66435, 69015, 79722, 82818, 88580, 92020, 99189, 110210, 132252, 132870, 138030, 159444, 165315, 165636, 198378, 199305, 207045, 220420, 265740, 276060, 330630, 396756, 398610, 414090, 473903, 495945, 661260, 797220, 828180, 947806, 991890, 1421709, 1895612, 1983780, 2369515, 2843418, 4265127, 4739030, 5686836, 7108545, 8530254, 9478060, 14217090, 17060508, 21325635, 28434180, 42651270, 85302540]

約数ペア:

[(1, 85302540), (2, 42651270), (3, 28434180), (4, 21325635), (5, 17060508), (6, 14217090), (9, 9478060), (10, 8530254), (12, 7108545), (15, 5686836), (18, 4739030), (20, 4265127), (30, 2843418), (36, 2369515), (43, 1983780), (45, 1895612), (60, 1421709), (86, 991890), (90, 947806), (103, 828180), (107, 797220), (129, 661260), (172, 495945), (180, 473903), (206, 414090), (214, 398610), (215, 396756), (258, 330630), (309, 276060), (321, 265740), (387, 220420), (412, 207045), (428, 199305), (430, 198378), (515, 165636), (516, 165315), (535, 159444), (618, 138030), (642, 132870), (645, 132252), (774, 110210), (860, 99189), (927, 92020), (963, 88580), (1030, 82818), (1070, 79722), (1236, 69015), (1284, 66435), (1290, 66126), (1545, 55212), (1548, 55105), (1605, 53148), (1854, 46010), (1926, 44290), (1935, 44084), (2060, 41409), (2140, 39861), (2580, 33063), (3090, 27606), (3210, 26574), (3708, 23005), (3852, 22145), (3870, 22042), (4429, 19260), (4601, 18540), (4635, 18404), (4815, 17716), (6180, 13803), (6420, 13287), (7740, 11021), (8858, 9630), (9202, 9270)]