557702320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{142271}}^1$

素因数の和:142298

約数の個数: 60

約数和(自身を含む): 1508367744

約数和(自身を除く): 950665424

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, 142271, 284542, 569084, 711355, 995897, 1138168, 1422710, 1991794, 2276336, 2845420, 3983588, 4979485, 5690840, 6971279, 7967176, 9958970, 11381680, 13942558, 15934352, 19917940, 27885116, 34856395, 39835880, 55770232, 69712790, 79671760, 111540464, 139425580, 278851160, 557702320]

約数ペア:

[(1, 557702320), (2, 278851160), (4, 139425580), (5, 111540464), (7, 79671760), (8, 69712790), (10, 55770232), (14, 39835880), (16, 34856395), (20, 27885116), (28, 19917940), (35, 15934352), (40, 13942558), (49, 11381680), (56, 9958970), (70, 7967176), (80, 6971279), (98, 5690840), (112, 4979485), (140, 3983588), (196, 2845420), (245, 2276336), (280, 1991794), (392, 1422710), (490, 1138168), (560, 995897), (784, 711355), (980, 569084), (1960, 284542), (3920, 142271)]