649069120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{289763}}^1$

素因数の和:289787

約数の個数: 56

約数和(自身を含む): 1766401344

約数和(自身を除く): 1117332224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 289763, 579526, 1159052, 1448815, 2028341, 2318104, 2897630, 4056682, 4636208, 5795260, 8113364, 9272416, 10141705, 11590520, 16226728, 18544832, 20283410, 23181040, 32453456, 40566820, 46362080, 64906912, 81133640, 92724160, 129813824, 162267280, 324534560, 649069120]

約数ペア:

[(1, 649069120), (2, 324534560), (4, 162267280), (5, 129813824), (7, 92724160), (8, 81133640), (10, 64906912), (14, 46362080), (16, 40566820), (20, 32453456), (28, 23181040), (32, 20283410), (35, 18544832), (40, 16226728), (56, 11590520), (64, 10141705), (70, 9272416), (80, 8113364), (112, 5795260), (140, 4636208), (160, 4056682), (224, 2897630), (280, 2318104), (320, 2028341), (448, 1448815), (560, 1159052), (1120, 579526), (2240, 289763)]