138017280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17971}}^1$

素因数の和:17997

約数の個数: 80

約数和(自身を含む): 441248544

約数和(自身を除く): 303231264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 17971, 35942, 53913, 71884, 89855, 107826, 143768, 179710, 215652, 269565, 287536, 359420, 431304, 539130, 575072, 718840, 862608, 1078260, 1150144, 1437680, 1725216, 2156520, 2300288, 2875360, 3450432, 4313040, 4600576, 5750720, 6900864, 8626080, 9201152, 11501440, 13801728, 17252160, 23002880, 27603456, 34504320, 46005760, 69008640, 138017280]

約数ペア:

[(1, 138017280), (2, 69008640), (3, 46005760), (4, 34504320), (5, 27603456), (6, 23002880), (8, 17252160), (10, 13801728), (12, 11501440), (15, 9201152), (16, 8626080), (20, 6900864), (24, 5750720), (30, 4600576), (32, 4313040), (40, 3450432), (48, 2875360), (60, 2300288), (64, 2156520), (80, 1725216), (96, 1437680), (120, 1150144), (128, 1078260), (160, 862608), (192, 718840), (240, 575072), (256, 539130), (320, 431304), (384, 359420), (480, 287536), (512, 269565), (640, 215652), (768, 179710), (960, 143768), (1280, 107826), (1536, 89855), (1920, 71884), (2560, 53913), (3840, 35942), (7680, 17971)]