145992560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37243}}^1$

素因数の和:37270

約数の個数: 60

約数和(自身を含む): 394860888

約数和(自身を除く): 248868328

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, 37243, 74486, 148972, 186215, 260701, 297944, 372430, 521402, 595888, 744860, 1042804, 1303505, 1489720, 1824907, 2085608, 2607010, 2979440, 3649814, 4171216, 5214020, 7299628, 9124535, 10428040, 14599256, 18249070, 20856080, 29198512, 36498140, 72996280, 145992560]

約数ペア:

[(1, 145992560), (2, 72996280), (4, 36498140), (5, 29198512), (7, 20856080), (8, 18249070), (10, 14599256), (14, 10428040), (16, 9124535), (20, 7299628), (28, 5214020), (35, 4171216), (40, 3649814), (49, 2979440), (56, 2607010), (70, 2085608), (80, 1824907), (98, 1489720), (112, 1303505), (140, 1042804), (196, 744860), (245, 595888), (280, 521402), (392, 372430), (490, 297944), (560, 260701), (784, 186215), (980, 148972), (1960, 74486), (3920, 37243)]