1587777280

素因数分解:

$2^8\times 5^1\times {\mathrm{107}}^1\times {\mathrm{11593}}^1$

素因数の和:11721

約数の個数: 72

約数和(自身を含む): 3839098032

約数和(自身を除く): 2251320752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 256, 320, 428, 535, 640, 856, 1070, 1280, 1712, 2140, 3424, 4280, 6848, 8560, 11593, 13696, 17120, 23186, 27392, 34240, 46372, 57965, 68480, 92744, 115930, 136960, 185488, 231860, 370976, 463720, 741952, 927440, 1240451, 1483904, 1854880, 2480902, 2967808, 3709760, 4961804, 6202255, 7419520, 9923608, 12404510, 14839040, 19847216, 24809020, 39694432, 49618040, 79388864, 99236080, 158777728, 198472160, 317555456, 396944320, 793888640, 1587777280]

約数ペア:

[(1, 1587777280), (2, 793888640), (4, 396944320), (5, 317555456), (8, 198472160), (10, 158777728), (16, 99236080), (20, 79388864), (32, 49618040), (40, 39694432), (64, 24809020), (80, 19847216), (107, 14839040), (128, 12404510), (160, 9923608), (214, 7419520), (256, 6202255), (320, 4961804), (428, 3709760), (535, 2967808), (640, 2480902), (856, 1854880), (1070, 1483904), (1280, 1240451), (1712, 927440), (2140, 741952), (3424, 463720), (4280, 370976), (6848, 231860), (8560, 185488), (11593, 136960), (13696, 115930), (17120, 92744), (23186, 68480), (27392, 57965), (34240, 46372)]