451438960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{115163}}^1$

素因数の和:115190

約数の個数: 60

約数和(自身を含む): 1220968728

約数和(自身を除く): 769529768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 115163, 230326, 460652, 575815, 806141, 921304, 1151630, 1612282, 1842608, 2303260, 3224564, 4030705, 4606520, 5642987, 6449128, 8061410, 9213040, 11285974, 12898256, 16122820, 22571948, 28214935, 32245640, 45143896, 56429870, 64491280, 90287792, 112859740, 225719480, 451438960]

約数ペア:

[(1, 451438960), (2, 225719480), (4, 112859740), (5, 90287792), (7, 64491280), (8, 56429870), (10, 45143896), (14, 32245640), (16, 28214935), (20, 22571948), (28, 16122820), (35, 12898256), (40, 11285974), (49, 9213040), (56, 8061410), (70, 6449128), (80, 5642987), (98, 4606520), (112, 4030705), (140, 3224564), (196, 2303260), (245, 1842608), (280, 1612282), (392, 1151630), (490, 921304), (560, 806141), (784, 575815), (980, 460652), (1960, 230326), (3920, 115163)]