66557260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3929}}^1$

素因数の和:3967

約数の個数: 72

約数和(自身を含む): 175623840

約数和(自身を除く): 109066580

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 3929, 4235, 7858, 8470, 15716, 16940, 19645, 27503, 39290, 43219, 55006, 78580, 86438, 110012, 137515, 172876, 216095, 275030, 302533, 432190, 475409, 550060, 605066, 864380, 950818, 1210132, 1512665, 1901636, 2377045, 3025330, 3327863, 4754090, 6050660, 6655726, 9508180, 13311452, 16639315, 33278630, 66557260]

約数ペア:

[(1, 66557260), (2, 33278630), (4, 16639315), (5, 13311452), (7, 9508180), (10, 6655726), (11, 6050660), (14, 4754090), (20, 3327863), (22, 3025330), (28, 2377045), (35, 1901636), (44, 1512665), (55, 1210132), (70, 950818), (77, 864380), (110, 605066), (121, 550060), (140, 475409), (154, 432190), (220, 302533), (242, 275030), (308, 216095), (385, 172876), (484, 137515), (605, 110012), (770, 86438), (847, 78580), (1210, 55006), (1540, 43219), (1694, 39290), (2420, 27503), (3388, 19645), (3929, 16940), (4235, 15716), (7858, 8470)]