66804660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28549}}^1$

素因数の和:28577

約数の個数: 72

約数和(自身を含む): 218236200

約数和(自身を除く): 151431540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 28549, 57098, 85647, 114196, 142745, 171294, 256941, 285490, 342588, 371137, 428235, 513882, 570980, 742274, 856470, 1027764, 1113411, 1284705, 1484548, 1712940, 1855685, 2226822, 2569410, 3340233, 3711370, 4453644, 5138820, 5567055, 6680466, 7422740, 11134110, 13360932, 16701165, 22268220, 33402330, 66804660]

約数ペア:

[(1, 66804660), (2, 33402330), (3, 22268220), (4, 16701165), (5, 13360932), (6, 11134110), (9, 7422740), (10, 6680466), (12, 5567055), (13, 5138820), (15, 4453644), (18, 3711370), (20, 3340233), (26, 2569410), (30, 2226822), (36, 1855685), (39, 1712940), (45, 1484548), (52, 1284705), (60, 1113411), (65, 1027764), (78, 856470), (90, 742274), (117, 570980), (130, 513882), (156, 428235), (180, 371137), (195, 342588), (234, 285490), (260, 256941), (390, 171294), (468, 142745), (585, 114196), (780, 85647), (1170, 57098), (2340, 28549)]