65768580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21493}}^1$

素因数の和:21525

約数の個数: 72

約数和(自身を含む): 211243032

約数和(自身を除く): 145474452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 21493, 42986, 64479, 85972, 107465, 128958, 193437, 214930, 257916, 322395, 365381, 386874, 429860, 644790, 730762, 773748, 967185, 1096143, 1289580, 1461524, 1826905, 1934370, 2192286, 3288429, 3653810, 3868740, 4384572, 5480715, 6576858, 7307620, 10961430, 13153716, 16442145, 21922860, 32884290, 65768580]

約数ペア:

[(1, 65768580), (2, 32884290), (3, 21922860), (4, 16442145), (5, 13153716), (6, 10961430), (9, 7307620), (10, 6576858), (12, 5480715), (15, 4384572), (17, 3868740), (18, 3653810), (20, 3288429), (30, 2192286), (34, 1934370), (36, 1826905), (45, 1461524), (51, 1289580), (60, 1096143), (68, 967185), (85, 773748), (90, 730762), (102, 644790), (153, 429860), (170, 386874), (180, 365381), (204, 322395), (255, 257916), (306, 214930), (340, 193437), (510, 128958), (612, 107465), (765, 85972), (1020, 64479), (1530, 42986), (3060, 21493)]