142764800

素因数分解:

$2^8\times 5^2\times {\mathrm{22307}}^1$

素因数の和:22333

約数の個数: 54

約数和(自身を含む): 353381028

約数和(自身を除く): 210616228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 22307, 44614, 89228, 111535, 178456, 223070, 356912, 446140, 557675, 713824, 892280, 1115350, 1427648, 1784560, 2230700, 2855296, 3569120, 4461400, 5710592, 7138240, 8922800, 14276480, 17845600, 28552960, 35691200, 71382400, 142764800]

約数ペア:

[(1, 142764800), (2, 71382400), (4, 35691200), (5, 28552960), (8, 17845600), (10, 14276480), (16, 8922800), (20, 7138240), (25, 5710592), (32, 4461400), (40, 3569120), (50, 2855296), (64, 2230700), (80, 1784560), (100, 1427648), (128, 1115350), (160, 892280), (200, 713824), (256, 557675), (320, 446140), (400, 356912), (640, 223070), (800, 178456), (1280, 111535), (1600, 89228), (3200, 44614), (6400, 22307)]