129622740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166183}}^1$

素因数の和:166208

約数の個数: 48

約数和(自身を含む): 390864768

約数和(自身を除く): 261242028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 166183, 332366, 498549, 664732, 830915, 997098, 1661830, 1994196, 2160379, 2492745, 3323660, 4320758, 4985490, 6481137, 8641516, 9970980, 10801895, 12962274, 21603790, 25924548, 32405685, 43207580, 64811370, 129622740]

約数ペア:

[(1, 129622740), (2, 64811370), (3, 43207580), (4, 32405685), (5, 25924548), (6, 21603790), (10, 12962274), (12, 10801895), (13, 9970980), (15, 8641516), (20, 6481137), (26, 4985490), (30, 4320758), (39, 3323660), (52, 2492745), (60, 2160379), (65, 1994196), (78, 1661830), (130, 997098), (156, 830915), (195, 664732), (260, 498549), (390, 332366), (780, 166183)]