253038940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23473}}^1$

素因数の和:23507

約数の個数: 72

約数和(自身を含む): 674361072

約数和(自身を除く): 421322132

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 23473, 46946, 93892, 117365, 164311, 234730, 258203, 328622, 469460, 516406, 657244, 821555, 1032812, 1150177, 1291015, 1643110, 1807421, 2300354, 2582030, 3286220, 3614842, 4600708, 5164060, 5750885, 7229684, 9037105, 11501770, 12651947, 18074210, 23003540, 25303894, 36148420, 50607788, 63259735, 126519470, 253038940]

約数ペア:

[(1, 253038940), (2, 126519470), (4, 63259735), (5, 50607788), (7, 36148420), (10, 25303894), (11, 23003540), (14, 18074210), (20, 12651947), (22, 11501770), (28, 9037105), (35, 7229684), (44, 5750885), (49, 5164060), (55, 4600708), (70, 3614842), (77, 3286220), (98, 2582030), (110, 2300354), (140, 1807421), (154, 1643110), (196, 1291015), (220, 1150177), (245, 1032812), (308, 821555), (385, 657244), (490, 516406), (539, 469460), (770, 328622), (980, 258203), (1078, 234730), (1540, 164311), (2156, 117365), (2695, 93892), (5390, 46946), (10780, 23473)]