2019317760

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{21911}}^1$

素因数の和:21944

約数の個数: 144

約数和(自身を含む): 6998911920

約数和(自身を除く): 4979594160

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, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 6144, 7680, 9216, 10240, 11520, 15360, 18432, 21911, 23040, 30720, 43822, 46080, 65733, 87644, 92160, 109555, 131466, 175288, 197199, 219110, 262932, 328665, 350576, 394398, 438220, 525864, 657330, 701152, 788796, 876440, 985995, 1051728, 1314660, 1402304, 1577592, 1752880, 1971990, 2103456, 2629320, 2804608, 3155184, 3505760, 3943980, 4206912, 5258640, 5609216, 6310368, 7011520, 7887960, 8413824, 10517280, 11218432, 12620736, 14023040, 15775920, 16827648, 21034560, 22436864, 25241472, 28046080, 31551840, 33655296, 42069120, 44873728, 50482944, 56092160, 63103680, 67310592, 84138240, 100965888, 112184320, 126207360, 134621184, 168276480, 201931776, 224368640, 252414720, 336552960, 403863552, 504829440, 673105920, 1009658880, 2019317760]

約数ペア:

[(1, 2019317760), (2, 1009658880), (3, 673105920), (4, 504829440), (5, 403863552), (6, 336552960), (8, 252414720), (9, 224368640), (10, 201931776), (12, 168276480), (15, 134621184), (16, 126207360), (18, 112184320), (20, 100965888), (24, 84138240), (30, 67310592), (32, 63103680), (36, 56092160), (40, 50482944), (45, 44873728), (48, 42069120), (60, 33655296), (64, 31551840), (72, 28046080), (80, 25241472), (90, 22436864), (96, 21034560), (120, 16827648), (128, 15775920), (144, 14023040), (160, 12620736), (180, 11218432), (192, 10517280), (240, 8413824), (256, 7887960), (288, 7011520), (320, 6310368), (360, 5609216), (384, 5258640), (480, 4206912), (512, 3943980), (576, 3505760), (640, 3155184), (720, 2804608), (768, 2629320), (960, 2103456), (1024, 1971990), (1152, 1752880), (1280, 1577592), (1440, 1402304), (1536, 1314660), (1920, 1051728), (2048, 985995), (2304, 876440), (2560, 788796), (2880, 701152), (3072, 657330), (3840, 525864), (4608, 438220), (5120, 394398), (5760, 350576), (6144, 328665), (7680, 262932), (9216, 219110), (10240, 197199), (11520, 175288), (15360, 131466), (18432, 109555), (21911, 92160), (23040, 87644), (30720, 65733), (43822, 46080)]