209014960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33931}}^1$

素因数の和:33962

約数の個数: 80

約数和(自身を含む): 605889792

約数和(自身を除く): 396874832

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 33931, 67862, 135724, 169655, 237517, 271448, 339310, 373241, 475034, 542896, 678620, 746482, 950068, 1187585, 1357240, 1492964, 1866205, 1900136, 2375170, 2612687, 2714480, 2985928, 3732410, 3800272, 4750340, 5225374, 5971856, 7464820, 9500680, 10450748, 13063435, 14929640, 19001360, 20901496, 26126870, 29859280, 41802992, 52253740, 104507480, 209014960]

約数ペア:

[(1, 209014960), (2, 104507480), (4, 52253740), (5, 41802992), (7, 29859280), (8, 26126870), (10, 20901496), (11, 19001360), (14, 14929640), (16, 13063435), (20, 10450748), (22, 9500680), (28, 7464820), (35, 5971856), (40, 5225374), (44, 4750340), (55, 3800272), (56, 3732410), (70, 2985928), (77, 2714480), (80, 2612687), (88, 2375170), (110, 1900136), (112, 1866205), (140, 1492964), (154, 1357240), (176, 1187585), (220, 950068), (280, 746482), (308, 678620), (385, 542896), (440, 475034), (560, 373241), (616, 339310), (770, 271448), (880, 237517), (1232, 169655), (1540, 135724), (3080, 67862), (6160, 33931)]