278880456896

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{229342481}}^1$

素因数の和:229342512

約数の個数: 28

約数和(自身を含む): 582529904280

約数和(自身を除く): 303649447384

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 229342481, 458684962, 917369924, 1834739848, 3669479696, 4357507139, 7338959392, 8715014278, 14677918784, 17430028556, 34860057112, 69720114224, 139440228448, 278880456896]

約数ペア:

[(1, 278880456896), (2, 139440228448), (4, 69720114224), (8, 34860057112), (16, 17430028556), (19, 14677918784), (32, 8715014278), (38, 7338959392), (64, 4357507139), (76, 3669479696), (152, 1834739848), (304, 917369924), (608, 458684962), (1216, 229342481)]