64381212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{569}}^1$

素因数の和:1035

約数の個数: 72

約数和(自身を含む): 186732000

約数和(自身を除く): 122350788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 449, 569, 898, 1138, 1347, 1707, 1796, 2276, 2694, 3143, 3414, 3983, 4041, 5121, 5388, 6286, 6828, 7966, 8082, 9429, 10242, 11949, 12572, 15932, 16164, 18858, 20484, 23898, 28287, 35847, 37716, 47796, 56574, 71694, 113148, 143388, 255481, 510962, 766443, 1021924, 1532886, 1788367, 2299329, 3065772, 3576734, 4598658, 5365101, 7153468, 9197316, 10730202, 16095303, 21460404, 32190606, 64381212]

約数ペア:

[(1, 64381212), (2, 32190606), (3, 21460404), (4, 16095303), (6, 10730202), (7, 9197316), (9, 7153468), (12, 5365101), (14, 4598658), (18, 3576734), (21, 3065772), (28, 2299329), (36, 1788367), (42, 1532886), (63, 1021924), (84, 766443), (126, 510962), (252, 255481), (449, 143388), (569, 113148), (898, 71694), (1138, 56574), (1347, 47796), (1707, 37716), (1796, 35847), (2276, 28287), (2694, 23898), (3143, 20484), (3414, 18858), (3983, 16164), (4041, 15932), (5121, 12572), (5388, 11949), (6286, 10242), (6828, 9429), (7966, 8082)]