90894510

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{20611}}^1$

素因数の和:20638

約数の個数: 72

約数和(自身を含む): 274922856

約数和(自身を除く): 184028346

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 20611, 41222, 61833, 103055, 123666, 144277, 185499, 206110, 288554, 309165, 370998, 432831, 618330, 721385, 865662, 927495, 1009939, 1298493, 1442770, 1854990, 2019878, 2164155, 2596986, 3029817, 4328310, 5049695, 6059634, 6492465, 9089451, 10099390, 12984930, 15149085, 18178902, 30298170, 45447255, 90894510]

約数ペア:

[(1, 90894510), (2, 45447255), (3, 30298170), (5, 18178902), (6, 15149085), (7, 12984930), (9, 10099390), (10, 9089451), (14, 6492465), (15, 6059634), (18, 5049695), (21, 4328310), (30, 3029817), (35, 2596986), (42, 2164155), (45, 2019878), (49, 1854990), (63, 1442770), (70, 1298493), (90, 1009939), (98, 927495), (105, 865662), (126, 721385), (147, 618330), (210, 432831), (245, 370998), (294, 309165), (315, 288554), (441, 206110), (490, 185499), (630, 144277), (735, 123666), (882, 103055), (1470, 61833), (2205, 41222), (4410, 20611)]