178580080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{919}}^1$

素因数の和:1286

約数の個数: 80

約数和(自身を含む): 476398080

約数和(自身を除く): 297818000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 347, 560, 694, 919, 1388, 1735, 1838, 2429, 2776, 3470, 3676, 4595, 4858, 5552, 6433, 6940, 7352, 9190, 9716, 12145, 12866, 13880, 14704, 18380, 19432, 24290, 25732, 27760, 32165, 36760, 38864, 48580, 51464, 64330, 73520, 97160, 102928, 128660, 194320, 257320, 318893, 514640, 637786, 1275572, 1594465, 2232251, 2551144, 3188930, 4464502, 5102288, 6377860, 8929004, 11161255, 12755720, 17858008, 22322510, 25511440, 35716016, 44645020, 89290040, 178580080]

約数ペア:

[(1, 178580080), (2, 89290040), (4, 44645020), (5, 35716016), (7, 25511440), (8, 22322510), (10, 17858008), (14, 12755720), (16, 11161255), (20, 8929004), (28, 6377860), (35, 5102288), (40, 4464502), (56, 3188930), (70, 2551144), (80, 2232251), (112, 1594465), (140, 1275572), (280, 637786), (347, 514640), (560, 318893), (694, 257320), (919, 194320), (1388, 128660), (1735, 102928), (1838, 97160), (2429, 73520), (2776, 64330), (3470, 51464), (3676, 48580), (4595, 38864), (4858, 36760), (5552, 32165), (6433, 27760), (6940, 25732), (7352, 24290), (9190, 19432), (9716, 18380), (12145, 14704), (12866, 13880)]