205169513040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1\times {\mathrm{2351}}^1$

素因数の和:4418

約数の個数: 240

約数和(自身を含む): 700973634816

約数和(自身を除く): 495804121776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 1987, 2196, 2351, 2440, 2745, 2928, 3660, 3974, 4392, 4702, 4880, 5490, 5961, 7053, 7320, 7948, 8784, 9404, 9935, 10980, 11755, 11922, 14106, 14640, 15896, 17883, 18808, 19870, 21159, 21960, 23510, 23844, 28212, 29805, 31792, 35265, 35766, 37616, 39740, 42318, 43920, 47020, 47688, 56424, 59610, 70530, 71532, 79480, 84636, 89415, 94040, 95376, 105795, 112848, 119220, 121207, 141060, 143064, 143411, 158960, 169272, 178830, 188080, 211590, 238440, 242414, 282120, 286128, 286822, 338544, 357660, 363621, 423180, 430233, 476880, 484828, 564240, 573644, 606035, 715320, 717055, 727242, 846360, 860466, 969656, 1090863, 1147288, 1212070, 1290699, 1430640, 1434110, 1454484, 1692720, 1720932, 1818105, 1939312, 2151165, 2181726, 2294576, 2424140, 2581398, 2868220, 2908968, 3441864, 3636210, 4302330, 4363452, 4671437, 4848280, 5162796, 5454315, 5736440, 5817936, 6453495, 6883728, 7272420, 8604660, 8726904, 9342874, 9696560, 10325592, 10908630, 11472880, 12906990, 14014311, 14544840, 17209320, 17453808, 18685748, 20651184, 21817260, 23357185, 25813980, 28028622, 29089680, 34418640, 37371496, 42042933, 43634520, 46714370, 51627960, 56057244, 70071555, 74742992, 84085866, 87269040, 93428740, 103255920, 112114488, 140143110, 168171732, 186857480, 210214665, 224228976, 280286220, 284957657, 336343464, 373714960, 420429330, 560572440, 569915314, 672686928, 840858660, 854872971, 1121144880, 1139830628, 1424788285, 1681717320, 1709745942, 2279661256, 2564618913, 2849576570, 3363434640, 3419491884, 4274364855, 4559322512, 5129237826, 5699153140, 6838983768, 8548729710, 10258475652, 11398306280, 12823094565, 13677967536, 17097459420, 20516951304, 22796612560, 25646189130, 34194918840, 41033902608, 51292378260, 68389837680, 102584756520, 205169513040]

約数ペア:

[(1, 205169513040), (2, 102584756520), (3, 68389837680), (4, 51292378260), (5, 41033902608), (6, 34194918840), (8, 25646189130), (9, 22796612560), (10, 20516951304), (12, 17097459420), (15, 13677967536), (16, 12823094565), (18, 11398306280), (20, 10258475652), (24, 8548729710), (30, 6838983768), (36, 5699153140), (40, 5129237826), (45, 4559322512), (48, 4274364855), (60, 3419491884), (61, 3363434640), (72, 2849576570), (80, 2564618913), (90, 2279661256), (120, 1709745942), (122, 1681717320), (144, 1424788285), (180, 1139830628), (183, 1121144880), (240, 854872971), (244, 840858660), (305, 672686928), (360, 569915314), (366, 560572440), (488, 420429330), (549, 373714960), (610, 336343464), (720, 284957657), (732, 280286220), (915, 224228976), (976, 210214665), (1098, 186857480), (1220, 168171732), (1464, 140143110), (1830, 112114488), (1987, 103255920), (2196, 93428740), (2351, 87269040), (2440, 84085866), (2745, 74742992), (2928, 70071555), (3660, 56057244), (3974, 51627960), (4392, 46714370), (4702, 43634520), (4880, 42042933), (5490, 37371496), (5961, 34418640), (7053, 29089680), (7320, 28028622), (7948, 25813980), (8784, 23357185), (9404, 21817260), (9935, 20651184), (10980, 18685748), (11755, 17453808), (11922, 17209320), (14106, 14544840), (14640, 14014311), (15896, 12906990), (17883, 11472880), (18808, 10908630), (19870, 10325592), (21159, 9696560), (21960, 9342874), (23510, 8726904), (23844, 8604660), (28212, 7272420), (29805, 6883728), (31792, 6453495), (35265, 5817936), (35766, 5736440), (37616, 5454315), (39740, 5162796), (42318, 4848280), (43920, 4671437), (47020, 4363452), (47688, 4302330), (56424, 3636210), (59610, 3441864), (70530, 2908968), (71532, 2868220), (79480, 2581398), (84636, 2424140), (89415, 2294576), (94040, 2181726), (95376, 2151165), (105795, 1939312), (112848, 1818105), (119220, 1720932), (121207, 1692720), (141060, 1454484), (143064, 1434110), (143411, 1430640), (158960, 1290699), (169272, 1212070), (178830, 1147288), (188080, 1090863), (211590, 969656), (238440, 860466), (242414, 846360), (282120, 727242), (286128, 717055), (286822, 715320), (338544, 606035), (357660, 573644), (363621, 564240), (423180, 484828), (430233, 476880)]