248874570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{395039}}^1$

素因数の和:395059

約数の個数: 48

約数和(自身を含む): 739514880

約数和(自身を除く): 490640310

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 395039, 790078, 1185117, 1975195, 2370234, 2765273, 3555351, 3950390, 5530546, 5925585, 7110702, 8295819, 11851170, 13826365, 16591638, 17776755, 24887457, 27652730, 35553510, 41479095, 49774914, 82958190, 124437285, 248874570]

約数ペア:

[(1, 248874570), (2, 124437285), (3, 82958190), (5, 49774914), (6, 41479095), (7, 35553510), (9, 27652730), (10, 24887457), (14, 17776755), (15, 16591638), (18, 13826365), (21, 11851170), (30, 8295819), (35, 7110702), (42, 5925585), (45, 5530546), (63, 3950390), (70, 3555351), (90, 2765273), (105, 2370234), (126, 1975195), (210, 1185117), (315, 790078), (630, 395039)]