61605840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1303}}^1$

素因数の和:1516

約数の個数: 80

約数和(自身を含む): 192094848

約数和(自身を除く): 130489008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 985, 1182, 1303, 1576, 1970, 2364, 2606, 2955, 3152, 3909, 3940, 4728, 5212, 5910, 6515, 7818, 7880, 9456, 10424, 11820, 13030, 15636, 15760, 19545, 20848, 23640, 26060, 31272, 39090, 47280, 52120, 62544, 78180, 104240, 156360, 256691, 312720, 513382, 770073, 1026764, 1283455, 1540146, 2053528, 2566910, 3080292, 3850365, 4107056, 5133820, 6160584, 7700730, 10267640, 12321168, 15401460, 20535280, 30802920, 61605840]

約数ペア:

[(1, 61605840), (2, 30802920), (3, 20535280), (4, 15401460), (5, 12321168), (6, 10267640), (8, 7700730), (10, 6160584), (12, 5133820), (15, 4107056), (16, 3850365), (20, 3080292), (24, 2566910), (30, 2053528), (40, 1540146), (48, 1283455), (60, 1026764), (80, 770073), (120, 513382), (197, 312720), (240, 256691), (394, 156360), (591, 104240), (788, 78180), (985, 62544), (1182, 52120), (1303, 47280), (1576, 39090), (1970, 31272), (2364, 26060), (2606, 23640), (2955, 20848), (3152, 19545), (3909, 15760), (3940, 15636), (4728, 13030), (5212, 11820), (5910, 10424), (6515, 9456), (7818, 7880)]