64674540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{51329}}^1$

素因数の和:51351

約数の個数: 72

約数和(自身を含む): 224209440

約数和(自身を除く): 159534900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 51329, 102658, 153987, 205316, 256645, 307974, 359303, 461961, 513290, 615948, 718606, 769935, 923922, 1026580, 1077909, 1437212, 1539870, 1796515, 1847844, 2155818, 2309805, 3079740, 3233727, 3593030, 4311636, 4619610, 5389545, 6467454, 7186060, 9239220, 10779090, 12934908, 16168635, 21558180, 32337270, 64674540]

約数ペア:

[(1, 64674540), (2, 32337270), (3, 21558180), (4, 16168635), (5, 12934908), (6, 10779090), (7, 9239220), (9, 7186060), (10, 6467454), (12, 5389545), (14, 4619610), (15, 4311636), (18, 3593030), (20, 3233727), (21, 3079740), (28, 2309805), (30, 2155818), (35, 1847844), (36, 1796515), (42, 1539870), (45, 1437212), (60, 1077909), (63, 1026580), (70, 923922), (84, 769935), (90, 718606), (105, 615948), (126, 513290), (140, 461961), (180, 359303), (210, 307974), (252, 256645), (315, 205316), (420, 153987), (630, 102658), (1260, 51329)]