816981120

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{47279}}^1$

素因数の和:47307

約数の個数: 128

約数和(自身を含む): 2893536000

約数和(自身を除く): 2076554880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 47279, 94558, 141837, 189116, 236395, 283674, 378232, 425511, 472790, 567348, 709185, 756464, 851022, 945580, 1134696, 1276533, 1418370, 1512928, 1702044, 1891160, 2127555, 2269392, 2553066, 2836740, 3025856, 3404088, 3782320, 4255110, 4538784, 5106132, 5673480, 6051712, 6382665, 6808176, 7564640, 8510220, 9077568, 10212264, 11346960, 12765330, 13616352, 15129280, 17020440, 18155136, 20424528, 22693920, 25530660, 27232704, 30258560, 34040880, 40849056, 45387840, 51061320, 54465408, 68081760, 81698112, 90775680, 102122640, 136163520, 163396224, 204245280, 272327040, 408490560, 816981120]

約数ペア:

[(1, 816981120), (2, 408490560), (3, 272327040), (4, 204245280), (5, 163396224), (6, 136163520), (8, 102122640), (9, 90775680), (10, 81698112), (12, 68081760), (15, 54465408), (16, 51061320), (18, 45387840), (20, 40849056), (24, 34040880), (27, 30258560), (30, 27232704), (32, 25530660), (36, 22693920), (40, 20424528), (45, 18155136), (48, 17020440), (54, 15129280), (60, 13616352), (64, 12765330), (72, 11346960), (80, 10212264), (90, 9077568), (96, 8510220), (108, 7564640), (120, 6808176), (128, 6382665), (135, 6051712), (144, 5673480), (160, 5106132), (180, 4538784), (192, 4255110), (216, 3782320), (240, 3404088), (270, 3025856), (288, 2836740), (320, 2553066), (360, 2269392), (384, 2127555), (432, 1891160), (480, 1702044), (540, 1512928), (576, 1418370), (640, 1276533), (720, 1134696), (864, 945580), (960, 851022), (1080, 756464), (1152, 709185), (1440, 567348), (1728, 472790), (1920, 425511), (2160, 378232), (2880, 283674), (3456, 236395), (4320, 189116), (5760, 141837), (8640, 94558), (17280, 47279)]