289885120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1019}}^1$

素因数の和:1170

約数の個数: 112

約数和(自身を含む): 795893760

約数和(自身を除く): 506008640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 140, 160, 224, 254, 280, 320, 448, 508, 560, 635, 889, 1016, 1019, 1120, 1270, 1778, 2032, 2038, 2240, 2540, 3556, 4064, 4076, 4445, 5080, 5095, 7112, 7133, 8128, 8152, 8890, 10160, 10190, 14224, 14266, 16304, 17780, 20320, 20380, 28448, 28532, 32608, 35560, 35665, 40640, 40760, 56896, 57064, 65216, 71120, 71330, 81520, 114128, 129413, 142240, 142660, 163040, 228256, 258826, 284480, 285320, 326080, 456512, 517652, 570640, 647065, 905891, 1035304, 1141280, 1294130, 1811782, 2070608, 2282560, 2588260, 3623564, 4141216, 4529455, 5176520, 7247128, 8282432, 9058910, 10353040, 14494256, 18117820, 20706080, 28988512, 36235640, 41412160, 57977024, 72471280, 144942560, 289885120]

約数ペア:

[(1, 289885120), (2, 144942560), (4, 72471280), (5, 57977024), (7, 41412160), (8, 36235640), (10, 28988512), (14, 20706080), (16, 18117820), (20, 14494256), (28, 10353040), (32, 9058910), (35, 8282432), (40, 7247128), (56, 5176520), (64, 4529455), (70, 4141216), (80, 3623564), (112, 2588260), (127, 2282560), (140, 2070608), (160, 1811782), (224, 1294130), (254, 1141280), (280, 1035304), (320, 905891), (448, 647065), (508, 570640), (560, 517652), (635, 456512), (889, 326080), (1016, 285320), (1019, 284480), (1120, 258826), (1270, 228256), (1778, 163040), (2032, 142660), (2038, 142240), (2240, 129413), (2540, 114128), (3556, 81520), (4064, 71330), (4076, 71120), (4445, 65216), (5080, 57064), (5095, 56896), (7112, 40760), (7133, 40640), (8128, 35665), (8152, 35560), (8890, 32608), (10160, 28532), (10190, 28448), (14224, 20380), (14266, 20320), (16304, 17780)]