306872780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31123}}^1$

素因数の和:31178

約数の個数: 48

約数和(自身を含む): 705892320

約数和(自身を除く): 399019540

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9860, 31123, 62246, 124492, 155615, 311230, 529091, 622460, 902567, 1058182, 1805134, 2116364, 2645455, 3610268, 4512835, 5290910, 9025670, 10581820, 15343639, 18051340, 30687278, 61374556, 76718195, 153436390, 306872780]

約数ペア:

[(1, 306872780), (2, 153436390), (4, 76718195), (5, 61374556), (10, 30687278), (17, 18051340), (20, 15343639), (29, 10581820), (34, 9025670), (58, 5290910), (68, 4512835), (85, 3610268), (116, 2645455), (145, 2116364), (170, 1805134), (290, 1058182), (340, 902567), (493, 622460), (580, 529091), (986, 311230), (1972, 155615), (2465, 124492), (4930, 62246), (9860, 31123)]