61728000

素因数分解:

$2^8\times 3^1\times 5^3\times {\mathrm{643}}^1$

素因数の和:677

約数の個数: 144

約数和(自身を含む): 205348416

約数和(自身を除く): 143620416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 600, 640, 643, 750, 768, 800, 960, 1000, 1200, 1280, 1286, 1500, 1600, 1920, 1929, 2000, 2400, 2572, 3000, 3200, 3215, 3840, 3858, 4000, 4800, 5144, 6000, 6400, 6430, 7716, 8000, 9600, 9645, 10288, 12000, 12860, 15432, 16000, 16075, 19200, 19290, 20576, 24000, 25720, 30864, 32000, 32150, 38580, 41152, 48000, 48225, 51440, 61728, 64300, 77160, 80375, 82304, 96000, 96450, 102880, 123456, 128600, 154320, 160750, 164608, 192900, 205760, 241125, 246912, 257200, 308640, 321500, 385800, 411520, 482250, 493824, 514400, 617280, 643000, 771600, 823040, 964500, 1028800, 1234560, 1286000, 1543200, 1929000, 2057600, 2469120, 2572000, 3086400, 3858000, 4115200, 5144000, 6172800, 7716000, 10288000, 12345600, 15432000, 20576000, 30864000, 61728000]

約数ペア:

[(1, 61728000), (2, 30864000), (3, 20576000), (4, 15432000), (5, 12345600), (6, 10288000), (8, 7716000), (10, 6172800), (12, 5144000), (15, 4115200), (16, 3858000), (20, 3086400), (24, 2572000), (25, 2469120), (30, 2057600), (32, 1929000), (40, 1543200), (48, 1286000), (50, 1234560), (60, 1028800), (64, 964500), (75, 823040), (80, 771600), (96, 643000), (100, 617280), (120, 514400), (125, 493824), (128, 482250), (150, 411520), (160, 385800), (192, 321500), (200, 308640), (240, 257200), (250, 246912), (256, 241125), (300, 205760), (320, 192900), (375, 164608), (384, 160750), (400, 154320), (480, 128600), (500, 123456), (600, 102880), (640, 96450), (643, 96000), (750, 82304), (768, 80375), (800, 77160), (960, 64300), (1000, 61728), (1200, 51440), (1280, 48225), (1286, 48000), (1500, 41152), (1600, 38580), (1920, 32150), (1929, 32000), (2000, 30864), (2400, 25720), (2572, 24000), (3000, 20576), (3200, 19290), (3215, 19200), (3840, 16075), (3858, 16000), (4000, 15432), (4800, 12860), (5144, 12000), (6000, 10288), (6400, 9645), (6430, 9600), (7716, 8000)]