1320585280

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{84221}}^1$

素因数の和:84252

約数の個数: 84

約数和(自身を含む): 3658098348

約数和(自身を除く): 2337513068

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 84221, 168442, 336884, 421105, 589547, 673768, 842210, 1179094, 1347536, 1684420, 2358188, 2695072, 2947735, 3368840, 4126829, 4716376, 5390144, 5895470, 6737680, 8253658, 9432752, 11790940, 13475360, 16507316, 18865504, 20634145, 23581880, 26950720, 33014632, 37731008, 41268290, 47163760, 66029264, 82536580, 94327520, 132058528, 165073160, 188655040, 264117056, 330146320, 660292640, 1320585280]

約数ペア:

[(1, 1320585280), (2, 660292640), (4, 330146320), (5, 264117056), (7, 188655040), (8, 165073160), (10, 132058528), (14, 94327520), (16, 82536580), (20, 66029264), (28, 47163760), (32, 41268290), (35, 37731008), (40, 33014632), (49, 26950720), (56, 23581880), (64, 20634145), (70, 18865504), (80, 16507316), (98, 13475360), (112, 11790940), (140, 9432752), (160, 8253658), (196, 6737680), (224, 5895470), (245, 5390144), (280, 4716376), (320, 4126829), (392, 3368840), (448, 2947735), (490, 2695072), (560, 2358188), (784, 1684420), (980, 1347536), (1120, 1179094), (1568, 842210), (1960, 673768), (2240, 589547), (3136, 421105), (3920, 336884), (7840, 168442), (15680, 84221)]