163936000

素因数分解:

$2^8\times 5^3\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:187

約数の個数: 144

約数和(自身を含む): 420900480

約数和(自身を除く): 256964480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 64, 80, 94, 100, 109, 125, 128, 160, 188, 200, 218, 235, 250, 256, 320, 376, 400, 436, 470, 500, 545, 640, 752, 800, 872, 940, 1000, 1090, 1175, 1280, 1504, 1600, 1744, 1880, 2000, 2180, 2350, 2725, 3008, 3200, 3488, 3760, 4000, 4360, 4700, 5123, 5450, 5875, 6016, 6400, 6976, 7520, 8000, 8720, 9400, 10246, 10900, 11750, 12032, 13625, 13952, 15040, 16000, 17440, 18800, 20492, 21800, 23500, 25615, 27250, 27904, 30080, 32000, 34880, 37600, 40984, 43600, 47000, 51230, 54500, 60160, 69760, 75200, 81968, 87200, 94000, 102460, 109000, 128075, 139520, 150400, 163936, 174400, 188000, 204920, 218000, 256150, 300800, 327872, 348800, 376000, 409840, 436000, 512300, 640375, 655744, 697600, 752000, 819680, 872000, 1024600, 1280750, 1311488, 1504000, 1639360, 1744000, 2049200, 2561500, 3278720, 3488000, 4098400, 5123000, 6557440, 8196800, 10246000, 16393600, 20492000, 32787200, 40984000, 81968000, 163936000]

約数ペア:

[(1, 163936000), (2, 81968000), (4, 40984000), (5, 32787200), (8, 20492000), (10, 16393600), (16, 10246000), (20, 8196800), (25, 6557440), (32, 5123000), (40, 4098400), (47, 3488000), (50, 3278720), (64, 2561500), (80, 2049200), (94, 1744000), (100, 1639360), (109, 1504000), (125, 1311488), (128, 1280750), (160, 1024600), (188, 872000), (200, 819680), (218, 752000), (235, 697600), (250, 655744), (256, 640375), (320, 512300), (376, 436000), (400, 409840), (436, 376000), (470, 348800), (500, 327872), (545, 300800), (640, 256150), (752, 218000), (800, 204920), (872, 188000), (940, 174400), (1000, 163936), (1090, 150400), (1175, 139520), (1280, 128075), (1504, 109000), (1600, 102460), (1744, 94000), (1880, 87200), (2000, 81968), (2180, 75200), (2350, 69760), (2725, 60160), (3008, 54500), (3200, 51230), (3488, 47000), (3760, 43600), (4000, 40984), (4360, 37600), (4700, 34880), (5123, 32000), (5450, 30080), (5875, 27904), (6016, 27250), (6400, 25615), (6976, 23500), (7520, 21800), (8000, 20492), (8720, 18800), (9400, 17440), (10246, 16000), (10900, 15040), (11750, 13952), (12032, 13625)]