254744306360

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2719}}^1\times {\mathrm{18443}}^1$

素因数の和:21300

約数の個数: 64

約数和(自身を含む): 577931673600

約数和(自身を除く): 323187367240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 2719, 5080, 5438, 10876, 13595, 18443, 21752, 27190, 36886, 54380, 73772, 92215, 108760, 147544, 184430, 345313, 368860, 690626, 737720, 1381252, 1726565, 2342261, 2762504, 3453130, 4684522, 6906260, 9369044, 11711305, 13812520, 18738088, 23422610, 46845220, 50146517, 93690440, 100293034, 200586068, 250732585, 401172136, 501465170, 1002930340, 2005860680, 6368607659, 12737215318, 25474430636, 31843038295, 50948861272, 63686076590, 127372153180, 254744306360]

約数ペア:

[(1, 254744306360), (2, 127372153180), (4, 63686076590), (5, 50948861272), (8, 31843038295), (10, 25474430636), (20, 12737215318), (40, 6368607659), (127, 2005860680), (254, 1002930340), (508, 501465170), (635, 401172136), (1016, 250732585), (1270, 200586068), (2540, 100293034), (2719, 93690440), (5080, 50146517), (5438, 46845220), (10876, 23422610), (13595, 18738088), (18443, 13812520), (21752, 11711305), (27190, 9369044), (36886, 6906260), (54380, 4684522), (73772, 3453130), (92215, 2762504), (108760, 2342261), (147544, 1726565), (184430, 1381252), (345313, 737720), (368860, 690626)]