61658940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{146807}}^1$

素因数の和:146826

約数の個数: 48

約数和(自身を含む): 197309952

約数和(自身を除く): 135651012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 146807, 293614, 440421, 587228, 734035, 880842, 1027649, 1468070, 1761684, 2055298, 2202105, 2936140, 3082947, 4110596, 4404210, 5138245, 6165894, 8808420, 10276490, 12331788, 15414735, 20552980, 30829470, 61658940]

約数ペア:

[(1, 61658940), (2, 30829470), (3, 20552980), (4, 15414735), (5, 12331788), (6, 10276490), (7, 8808420), (10, 6165894), (12, 5138245), (14, 4404210), (15, 4110596), (20, 3082947), (21, 2936140), (28, 2202105), (30, 2055298), (35, 1761684), (42, 1468070), (60, 1027649), (70, 880842), (84, 734035), (105, 587228), (140, 440421), (210, 293614), (420, 146807)]