636917220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{5503}}^1$

素因数の和:6161

約数の個数: 72

約数和(自身を含む): 1935338496

約数和(自身を除く): 1298421276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 1286, 1929, 2572, 3215, 3858, 5503, 5787, 6430, 7716, 9645, 11006, 11574, 12860, 16509, 19290, 22012, 23148, 27515, 28935, 33018, 38580, 49527, 55030, 57870, 66036, 82545, 99054, 110060, 115740, 165090, 198108, 247635, 330180, 495270, 990540, 3538429, 7076858, 10615287, 14153716, 17692145, 21230574, 31845861, 35384290, 42461148, 53076435, 63691722, 70768580, 106152870, 127383444, 159229305, 212305740, 318458610, 636917220]

約数ペア:

[(1, 636917220), (2, 318458610), (3, 212305740), (4, 159229305), (5, 127383444), (6, 106152870), (9, 70768580), (10, 63691722), (12, 53076435), (15, 42461148), (18, 35384290), (20, 31845861), (30, 21230574), (36, 17692145), (45, 14153716), (60, 10615287), (90, 7076858), (180, 3538429), (643, 990540), (1286, 495270), (1929, 330180), (2572, 247635), (3215, 198108), (3858, 165090), (5503, 115740), (5787, 110060), (6430, 99054), (7716, 82545), (9645, 66036), (11006, 57870), (11574, 55030), (12860, 49527), (16509, 38580), (19290, 33018), (22012, 28935), (23148, 27515)]