720098040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 2203407360

約数和(自身を除く): 1483309320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 197, 249, 332, 367, 394, 415, 498, 591, 664, 734, 788, 830, 985, 996, 1101, 1182, 1245, 1468, 1576, 1660, 1835, 1970, 1992, 2202, 2364, 2490, 2936, 2955, 3320, 3670, 3940, 4404, 4728, 4980, 5505, 5910, 7340, 7880, 8808, 9960, 11010, 11820, 14680, 16351, 22020, 23640, 30461, 32702, 44040, 49053, 60922, 65404, 72299, 81755, 91383, 98106, 121844, 130808, 144598, 152305, 163510, 182766, 196212, 216897, 243688, 245265, 289196, 304610, 327020, 361495, 365532, 392424, 433794, 456915, 490530, 578392, 609220, 654040, 722990, 731064, 867588, 913830, 981060, 1084485, 1218440, 1445980, 1735176, 1827660, 1962120, 2168970, 2891960, 3655320, 4337940, 6000817, 8675880, 12001634, 18002451, 24003268, 30004085, 36004902, 48006536, 60008170, 72009804, 90012255, 120016340, 144019608, 180024510, 240032680, 360049020, 720098040]

約数ペア:

[(1, 720098040), (2, 360049020), (3, 240032680), (4, 180024510), (5, 144019608), (6, 120016340), (8, 90012255), (10, 72009804), (12, 60008170), (15, 48006536), (20, 36004902), (24, 30004085), (30, 24003268), (40, 18002451), (60, 12001634), (83, 8675880), (120, 6000817), (166, 4337940), (197, 3655320), (249, 2891960), (332, 2168970), (367, 1962120), (394, 1827660), (415, 1735176), (498, 1445980), (591, 1218440), (664, 1084485), (734, 981060), (788, 913830), (830, 867588), (985, 731064), (996, 722990), (1101, 654040), (1182, 609220), (1245, 578392), (1468, 490530), (1576, 456915), (1660, 433794), (1835, 392424), (1970, 365532), (1992, 361495), (2202, 327020), (2364, 304610), (2490, 289196), (2936, 245265), (2955, 243688), (3320, 216897), (3670, 196212), (3940, 182766), (4404, 163510), (4728, 152305), (4980, 144598), (5505, 130808), (5910, 121844), (7340, 98106), (7880, 91383), (8808, 81755), (9960, 72299), (11010, 65404), (11820, 60922), (14680, 49053), (16351, 44040), (22020, 32702), (23640, 30461)]