77850780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{185359}}^1$

素因数の和:185378

約数の個数: 48

約数和(自身を含む): 249123840

約数和(自身を除く): 171273060

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, 185359, 370718, 556077, 741436, 926795, 1112154, 1297513, 1853590, 2224308, 2595026, 2780385, 3707180, 3892539, 5190052, 5560770, 6487565, 7785078, 11121540, 12975130, 15570156, 19462695, 25950260, 38925390, 77850780]

約数ペア:

[(1, 77850780), (2, 38925390), (3, 25950260), (4, 19462695), (5, 15570156), (6, 12975130), (7, 11121540), (10, 7785078), (12, 6487565), (14, 5560770), (15, 5190052), (20, 3892539), (21, 3707180), (28, 2780385), (30, 2595026), (35, 2224308), (42, 1853590), (60, 1297513), (70, 1112154), (84, 926795), (105, 741436), (140, 556077), (210, 370718), (420, 185359)]