72857600

素因数分解:

$2^{11}\times 5^2\times {\mathrm{1423}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 180769680

約数和(自身を除く): 107912080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1423, 1600, 2048, 2560, 2846, 3200, 5120, 5692, 6400, 7115, 10240, 11384, 12800, 14230, 22768, 25600, 28460, 35575, 45536, 51200, 56920, 71150, 91072, 113840, 142300, 182144, 227680, 284600, 364288, 455360, 569200, 728576, 910720, 1138400, 1457152, 1821440, 2276800, 2914304, 3642880, 4553600, 7285760, 9107200, 14571520, 18214400, 36428800, 72857600]

約数ペア:

[(1, 72857600), (2, 36428800), (4, 18214400), (5, 14571520), (8, 9107200), (10, 7285760), (16, 4553600), (20, 3642880), (25, 2914304), (32, 2276800), (40, 1821440), (50, 1457152), (64, 1138400), (80, 910720), (100, 728576), (128, 569200), (160, 455360), (200, 364288), (256, 284600), (320, 227680), (400, 182144), (512, 142300), (640, 113840), (800, 91072), (1024, 71150), (1280, 56920), (1423, 51200), (1600, 45536), (2048, 35575), (2560, 28460), (2846, 25600), (3200, 22768), (5120, 14230), (5692, 12800), (6400, 11384), (7115, 10240)]