169784780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{4127}}^1$

素因数の和:4175

約数の個数: 72

約数和(自身を含む): 415062144

約数和(自身を除く): 245277364

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1870, 2057, 2420, 3740, 4114, 4127, 8228, 8254, 10285, 16508, 20570, 20635, 41140, 41270, 45397, 70159, 82540, 90794, 140318, 181588, 226985, 280636, 350795, 453970, 499367, 701590, 771749, 907940, 998734, 1403180, 1543498, 1997468, 2496835, 3086996, 3858745, 4993670, 7717490, 8489239, 9987340, 15434980, 16978478, 33956956, 42446195, 84892390, 169784780]

約数ペア:

[(1, 169784780), (2, 84892390), (4, 42446195), (5, 33956956), (10, 16978478), (11, 15434980), (17, 9987340), (20, 8489239), (22, 7717490), (34, 4993670), (44, 3858745), (55, 3086996), (68, 2496835), (85, 1997468), (110, 1543498), (121, 1403180), (170, 998734), (187, 907940), (220, 771749), (242, 701590), (340, 499367), (374, 453970), (484, 350795), (605, 280636), (748, 226985), (935, 181588), (1210, 140318), (1870, 90794), (2057, 82540), (2420, 70159), (3740, 45397), (4114, 41270), (4127, 41140), (8228, 20635), (8254, 20570), (10285, 16508)]