278322690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{138469}}^1$

素因数の和:138546

約数の個数: 32

約数和(自身を含む): 677949120

約数和(自身を除く): 399626430

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 138469, 276938, 415407, 692345, 830814, 1384690, 2077035, 4154070, 9277423, 18554846, 27832269, 46387115, 55664538, 92774230, 139161345, 278322690]

約数ペア:

[(1, 278322690), (2, 139161345), (3, 92774230), (5, 55664538), (6, 46387115), (10, 27832269), (15, 18554846), (30, 9277423), (67, 4154070), (134, 2077035), (201, 1384690), (335, 830814), (402, 692345), (670, 415407), (1005, 276938), (2010, 138469)]