121664000

素因数分解:

$2^9\times 5^3\times {\mathrm{1901}}^1$

素因数の和:1934

約数の個数: 80

約数和(自身を含む): 303536376

約数和(自身を除く): 181872376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 640, 800, 1000, 1280, 1600, 1901, 2000, 2560, 3200, 3802, 4000, 6400, 7604, 8000, 9505, 12800, 15208, 16000, 19010, 30416, 32000, 38020, 47525, 60832, 64000, 76040, 95050, 121664, 152080, 190100, 237625, 243328, 304160, 380200, 475250, 486656, 608320, 760400, 950500, 973312, 1216640, 1520800, 1901000, 2433280, 3041600, 3802000, 4866560, 6083200, 7604000, 12166400, 15208000, 24332800, 30416000, 60832000, 121664000]

約数ペア:

[(1, 121664000), (2, 60832000), (4, 30416000), (5, 24332800), (8, 15208000), (10, 12166400), (16, 7604000), (20, 6083200), (25, 4866560), (32, 3802000), (40, 3041600), (50, 2433280), (64, 1901000), (80, 1520800), (100, 1216640), (125, 973312), (128, 950500), (160, 760400), (200, 608320), (250, 486656), (256, 475250), (320, 380200), (400, 304160), (500, 243328), (512, 237625), (640, 190100), (800, 152080), (1000, 121664), (1280, 95050), (1600, 76040), (1901, 64000), (2000, 60832), (2560, 47525), (3200, 38020), (3802, 32000), (4000, 30416), (6400, 19010), (7604, 16000), (8000, 15208), (9505, 12800)]