66510780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{158359}}^1$

素因数の和:158378

約数の個数: 48

約数和(自身を含む): 212835840

約数和(自身を除く): 146325060

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, 158359, 316718, 475077, 633436, 791795, 950154, 1108513, 1583590, 1900308, 2217026, 2375385, 3167180, 3325539, 4434052, 4750770, 5542565, 6651078, 9501540, 11085130, 13302156, 16627695, 22170260, 33255390, 66510780]

約数ペア:

[(1, 66510780), (2, 33255390), (3, 22170260), (4, 16627695), (5, 13302156), (6, 11085130), (7, 9501540), (10, 6651078), (12, 5542565), (14, 4750770), (15, 4434052), (20, 3325539), (21, 3167180), (28, 2375385), (30, 2217026), (35, 1900308), (42, 1583590), (60, 1108513), (70, 950154), (84, 791795), (105, 633436), (140, 475077), (210, 316718), (420, 158359)]