136561280

素因数分解:

$2^7\times 5^1\times {\mathrm{379}}^1\times {\mathrm{563}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 327909600

約数和(自身を除く): 191348320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 379, 563, 640, 758, 1126, 1516, 1895, 2252, 2815, 3032, 3790, 4504, 5630, 6064, 7580, 9008, 11260, 12128, 15160, 18016, 22520, 24256, 30320, 36032, 45040, 48512, 60640, 72064, 90080, 121280, 180160, 213377, 242560, 360320, 426754, 853508, 1066885, 1707016, 2133770, 3414032, 4267540, 6828064, 8535080, 13656128, 17070160, 27312256, 34140320, 68280640, 136561280]

約数ペア:

[(1, 136561280), (2, 68280640), (4, 34140320), (5, 27312256), (8, 17070160), (10, 13656128), (16, 8535080), (20, 6828064), (32, 4267540), (40, 3414032), (64, 2133770), (80, 1707016), (128, 1066885), (160, 853508), (320, 426754), (379, 360320), (563, 242560), (640, 213377), (758, 180160), (1126, 121280), (1516, 90080), (1895, 72064), (2252, 60640), (2815, 48512), (3032, 45040), (3790, 36032), (4504, 30320), (5630, 24256), (6064, 22520), (7580, 18016), (9008, 15160), (11260, 12128)]