138888000

素因数分解:

$2^6\times 3^3\times 5^3\times {\mathrm{643}}^1$

素因数の和:679

約数の個数: 224

約数和(自身を含む): 510357120

約数和(自身を除く): 371469120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 90, 96, 100, 108, 120, 125, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 250, 270, 288, 300, 320, 360, 375, 400, 432, 450, 480, 500, 540, 576, 600, 643, 675, 720, 750, 800, 864, 900, 960, 1000, 1080, 1125, 1200, 1286, 1350, 1440, 1500, 1600, 1728, 1800, 1929, 2000, 2160, 2250, 2400, 2572, 2700, 2880, 3000, 3215, 3375, 3600, 3858, 4000, 4320, 4500, 4800, 5144, 5400, 5787, 6000, 6430, 6750, 7200, 7716, 8000, 8640, 9000, 9645, 10288, 10800, 11574, 12000, 12860, 13500, 14400, 15432, 16075, 17361, 18000, 19290, 20576, 21600, 23148, 24000, 25720, 27000, 28935, 30864, 32150, 34722, 36000, 38580, 41152, 43200, 46296, 48225, 51440, 54000, 57870, 61728, 64300, 69444, 72000, 77160, 80375, 86805, 92592, 96450, 102880, 108000, 115740, 123456, 128600, 138888, 144675, 154320, 160750, 173610, 185184, 192900, 205760, 216000, 231480, 241125, 257200, 277776, 289350, 308640, 321500, 347220, 370368, 385800, 434025, 462960, 482250, 514400, 555552, 578700, 617280, 643000, 694440, 723375, 771600, 868050, 925920, 964500, 1028800, 1111104, 1157400, 1286000, 1388880, 1446750, 1543200, 1736100, 1851840, 1929000, 2170125, 2314800, 2572000, 2777760, 2893500, 3086400, 3472200, 3858000, 4340250, 4629600, 5144000, 5555520, 5787000, 6944400, 7716000, 8680500, 9259200, 11574000, 13888800, 15432000, 17361000, 23148000, 27777600, 34722000, 46296000, 69444000, 138888000]

約数ペア:

[(1, 138888000), (2, 69444000), (3, 46296000), (4, 34722000), (5, 27777600), (6, 23148000), (8, 17361000), (9, 15432000), (10, 13888800), (12, 11574000), (15, 9259200), (16, 8680500), (18, 7716000), (20, 6944400), (24, 5787000), (25, 5555520), (27, 5144000), (30, 4629600), (32, 4340250), (36, 3858000), (40, 3472200), (45, 3086400), (48, 2893500), (50, 2777760), (54, 2572000), (60, 2314800), (64, 2170125), (72, 1929000), (75, 1851840), (80, 1736100), (90, 1543200), (96, 1446750), (100, 1388880), (108, 1286000), (120, 1157400), (125, 1111104), (135, 1028800), (144, 964500), (150, 925920), (160, 868050), (180, 771600), (192, 723375), (200, 694440), (216, 643000), (225, 617280), (240, 578700), (250, 555552), (270, 514400), (288, 482250), (300, 462960), (320, 434025), (360, 385800), (375, 370368), (400, 347220), (432, 321500), (450, 308640), (480, 289350), (500, 277776), (540, 257200), (576, 241125), (600, 231480), (643, 216000), (675, 205760), (720, 192900), (750, 185184), (800, 173610), (864, 160750), (900, 154320), (960, 144675), (1000, 138888), (1080, 128600), (1125, 123456), (1200, 115740), (1286, 108000), (1350, 102880), (1440, 96450), (1500, 92592), (1600, 86805), (1728, 80375), (1800, 77160), (1929, 72000), (2000, 69444), (2160, 64300), (2250, 61728), (2400, 57870), (2572, 54000), (2700, 51440), (2880, 48225), (3000, 46296), (3215, 43200), (3375, 41152), (3600, 38580), (3858, 36000), (4000, 34722), (4320, 32150), (4500, 30864), (4800, 28935), (5144, 27000), (5400, 25720), (5787, 24000), (6000, 23148), (6430, 21600), (6750, 20576), (7200, 19290), (7716, 18000), (8000, 17361), (8640, 16075), (9000, 15432), (9645, 14400), (10288, 13500), (10800, 12860), (11574, 12000)]