274648640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{122611}}^1$

素因数の和:122635

約数の個数: 56

約数和(自身を含む): 747442752

約数和(自身を除く): 472794112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 122611, 245222, 490444, 613055, 858277, 980888, 1226110, 1716554, 1961776, 2452220, 3433108, 3923552, 4291385, 4904440, 6866216, 7847104, 8582770, 9808880, 13732432, 17165540, 19617760, 27464864, 34331080, 39235520, 54929728, 68662160, 137324320, 274648640]

約数ペア:

[(1, 274648640), (2, 137324320), (4, 68662160), (5, 54929728), (7, 39235520), (8, 34331080), (10, 27464864), (14, 19617760), (16, 17165540), (20, 13732432), (28, 9808880), (32, 8582770), (35, 7847104), (40, 6866216), (56, 4904440), (64, 4291385), (70, 3923552), (80, 3433108), (112, 2452220), (140, 1961776), (160, 1716554), (224, 1226110), (280, 980888), (320, 858277), (448, 613055), (560, 490444), (1120, 245222), (2240, 122611)]