277245920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{35363}}^1$

素因数の和:35392

約数の個数: 72

約数和(自身を含む): 761952744

約数和(自身を除く): 484706824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 35363, 70726, 141452, 176815, 247541, 282904, 353630, 495082, 565808, 707260, 990164, 1131616, 1237705, 1414520, 1732787, 1980328, 2475410, 2829040, 3465574, 3960656, 4950820, 5658080, 6931148, 7921312, 8663935, 9901640, 13862296, 17327870, 19803280, 27724592, 34655740, 39606560, 55449184, 69311480, 138622960, 277245920]

約数ペア:

[(1, 277245920), (2, 138622960), (4, 69311480), (5, 55449184), (7, 39606560), (8, 34655740), (10, 27724592), (14, 19803280), (16, 17327870), (20, 13862296), (28, 9901640), (32, 8663935), (35, 7921312), (40, 6931148), (49, 5658080), (56, 4950820), (70, 3960656), (80, 3465574), (98, 2829040), (112, 2475410), (140, 1980328), (160, 1732787), (196, 1414520), (224, 1237705), (245, 1131616), (280, 990164), (392, 707260), (490, 565808), (560, 495082), (784, 353630), (980, 282904), (1120, 247541), (1568, 176815), (1960, 141452), (3920, 70726), (7840, 35363)]