156736480720

素因数分解:

$2^4\times 5^1\times {\mathrm{607}}^1\times {\mathrm{991}}^1\times {\mathrm{3257}}^1$

素因数の和:4868

約数の個数: 80

約数和(自身を含む): 365493178368

約数和(自身を除く): 208756697648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 607, 991, 1214, 1982, 2428, 3035, 3257, 3964, 4856, 4955, 6070, 6514, 7928, 9712, 9910, 12140, 13028, 15856, 16285, 19820, 24280, 26056, 32570, 39640, 48560, 52112, 65140, 79280, 130280, 260560, 601537, 1203074, 1976999, 2406148, 3007685, 3227687, 3953998, 4812296, 6015370, 6455374, 7907996, 9624592, 9884995, 12030740, 12910748, 15815992, 16138435, 19769990, 24061480, 25821496, 31631984, 32276870, 39539980, 48122960, 51642992, 64553740, 79079960, 129107480, 158159920, 258214960, 1959206009, 3918412018, 7836824036, 9796030045, 15673648072, 19592060090, 31347296144, 39184120180, 78368240360, 156736480720]

約数ペア:

[(1, 156736480720), (2, 78368240360), (4, 39184120180), (5, 31347296144), (8, 19592060090), (10, 15673648072), (16, 9796030045), (20, 7836824036), (40, 3918412018), (80, 1959206009), (607, 258214960), (991, 158159920), (1214, 129107480), (1982, 79079960), (2428, 64553740), (3035, 51642992), (3257, 48122960), (3964, 39539980), (4856, 32276870), (4955, 31631984), (6070, 25821496), (6514, 24061480), (7928, 19769990), (9712, 16138435), (9910, 15815992), (12140, 12910748), (13028, 12030740), (15856, 9884995), (16285, 9624592), (19820, 7907996), (24280, 6455374), (26056, 6015370), (32570, 4812296), (39640, 3953998), (48560, 3227687), (52112, 3007685), (65140, 2406148), (79280, 1976999), (130280, 1203074), (260560, 601537)]