204255180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:620

約数の個数: 144

約数和(自身を含む): 654151680

約数和(自身を除く): 449896500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 103, 115, 138, 180, 206, 207, 230, 276, 309, 345, 412, 414, 460, 479, 515, 618, 690, 828, 927, 958, 1030, 1035, 1236, 1380, 1437, 1545, 1854, 1916, 2060, 2070, 2369, 2395, 2874, 3090, 3708, 4140, 4311, 4635, 4738, 4790, 5748, 6180, 7107, 7185, 8622, 9270, 9476, 9580, 11017, 11845, 14214, 14370, 17244, 18540, 21321, 21555, 22034, 23690, 28428, 28740, 33051, 35535, 42642, 43110, 44068, 47380, 49337, 55085, 66102, 71070, 85284, 86220, 98674, 99153, 106605, 110170, 132204, 142140, 148011, 165255, 197348, 198306, 213210, 220340, 246685, 296022, 330510, 396612, 426420, 444033, 493370, 495765, 592044, 661020, 740055, 888066, 986740, 991530, 1134751, 1480110, 1776132, 1983060, 2220165, 2269502, 2960220, 3404253, 4440330, 4539004, 5673755, 6808506, 8880660, 10212759, 11347510, 13617012, 17021265, 20425518, 22695020, 34042530, 40851036, 51063795, 68085060, 102127590, 204255180]

約数ペア:

[(1, 204255180), (2, 102127590), (3, 68085060), (4, 51063795), (5, 40851036), (6, 34042530), (9, 22695020), (10, 20425518), (12, 17021265), (15, 13617012), (18, 11347510), (20, 10212759), (23, 8880660), (30, 6808506), (36, 5673755), (45, 4539004), (46, 4440330), (60, 3404253), (69, 2960220), (90, 2269502), (92, 2220165), (103, 1983060), (115, 1776132), (138, 1480110), (180, 1134751), (206, 991530), (207, 986740), (230, 888066), (276, 740055), (309, 661020), (345, 592044), (412, 495765), (414, 493370), (460, 444033), (479, 426420), (515, 396612), (618, 330510), (690, 296022), (828, 246685), (927, 220340), (958, 213210), (1030, 198306), (1035, 197348), (1236, 165255), (1380, 148011), (1437, 142140), (1545, 132204), (1854, 110170), (1916, 106605), (2060, 99153), (2070, 98674), (2369, 86220), (2395, 85284), (2874, 71070), (3090, 66102), (3708, 55085), (4140, 49337), (4311, 47380), (4635, 44068), (4738, 43110), (4790, 42642), (5748, 35535), (6180, 33051), (7107, 28740), (7185, 28428), (8622, 23690), (9270, 22034), (9476, 21555), (9580, 21321), (11017, 18540), (11845, 17244), (14214, 14370)]