648832320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{225289}}^1$

素因数の和:225312

約数の個数: 84

約数和(自身を含む): 2231722740

約数和(自身を除く): 1582890420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 225289, 450578, 675867, 901156, 1126445, 1351734, 1802312, 2027601, 2252890, 2703468, 3379335, 3604624, 4055202, 4505780, 5406936, 6758670, 7209248, 8110404, 9011560, 10138005, 10813872, 13517340, 14418496, 16220808, 18023120, 20276010, 21627744, 27034680, 32441616, 36046240, 40552020, 43255488, 54069360, 64883232, 72092480, 81104040, 108138720, 129766464, 162208080, 216277440, 324416160, 648832320]

約数ペア:

[(1, 648832320), (2, 324416160), (3, 216277440), (4, 162208080), (5, 129766464), (6, 108138720), (8, 81104040), (9, 72092480), (10, 64883232), (12, 54069360), (15, 43255488), (16, 40552020), (18, 36046240), (20, 32441616), (24, 27034680), (30, 21627744), (32, 20276010), (36, 18023120), (40, 16220808), (45, 14418496), (48, 13517340), (60, 10813872), (64, 10138005), (72, 9011560), (80, 8110404), (90, 7209248), (96, 6758670), (120, 5406936), (144, 4505780), (160, 4055202), (180, 3604624), (192, 3379335), (240, 2703468), (288, 2252890), (320, 2027601), (360, 1802312), (480, 1351734), (576, 1126445), (720, 901156), (960, 675867), (1440, 450578), (2880, 225289)]