388769920

素因数分解:

$2^7\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 320

約数和(自身を含む): 1234232640

約数和(自身を除く): 845462720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 49, 55, 56, 64, 70, 77, 80, 88, 92, 98, 110, 112, 115, 128, 140, 154, 160, 161, 176, 184, 196, 220, 224, 230, 245, 253, 280, 308, 320, 322, 343, 352, 368, 385, 392, 440, 448, 460, 490, 506, 539, 560, 616, 640, 644, 686, 704, 736, 770, 784, 805, 880, 896, 920, 980, 1012, 1078, 1120, 1127, 1232, 1265, 1288, 1372, 1408, 1472, 1540, 1568, 1610, 1715, 1760, 1771, 1840, 1960, 2024, 2156, 2240, 2254, 2401, 2464, 2530, 2576, 2695, 2744, 2944, 3080, 3136, 3220, 3430, 3520, 3542, 3680, 3773, 3920, 4048, 4312, 4480, 4508, 4802, 4928, 5060, 5152, 5390, 5488, 5635, 6160, 6272, 6440, 6860, 7040, 7084, 7360, 7546, 7840, 7889, 8096, 8624, 8855, 9016, 9604, 9856, 10120, 10304, 10780, 10976, 11270, 12005, 12320, 12397, 12880, 13720, 14168, 14720, 15092, 15680, 15778, 16192, 17248, 17710, 18032, 18865, 19208, 20240, 20608, 21560, 21952, 22540, 24010, 24640, 24794, 25760, 26411, 27440, 28336, 30184, 31360, 31556, 32384, 34496, 35420, 36064, 37730, 38416, 39445, 40480, 43120, 43904, 45080, 48020, 49280, 49588, 51520, 52822, 54880, 55223, 56672, 60368, 61985, 63112, 68992, 70840, 72128, 75460, 76832, 78890, 80960, 86240, 86779, 90160, 96040, 99176, 103040, 105644, 109760, 110446, 113344, 120736, 123970, 126224, 132055, 141680, 144256, 150920, 153664, 157780, 161920, 172480, 173558, 180320, 192080, 198352, 211288, 219520, 220892, 226688, 241472, 247940, 252448, 264110, 276115, 283360, 301840, 307328, 315560, 344960, 347116, 360640, 384160, 396704, 422576, 433895, 441784, 482944, 495880, 504896, 528220, 552230, 566720, 603680, 607453, 631120, 694232, 721280, 768320, 793408, 845152, 867790, 883568, 991760, 1009792, 1056440, 1104460, 1133440, 1207360, 1214906, 1262240, 1388464, 1536640, 1586816, 1690304, 1735580, 1767136, 1983520, 2112880, 2208920, 2414720, 2429812, 2524480, 2776928, 3037265, 3380608, 3471160, 3534272, 3967040, 4225760, 4417840, 4859624, 5048960, 5553856, 6074530, 6942320, 7068544, 7934080, 8451520, 8835680, 9719248, 11107712, 12149060, 13884640, 16903040, 17671360, 19438496, 24298120, 27769280, 35342720, 38876992, 48596240, 55538560, 77753984, 97192480, 194384960, 388769920]

約数ペア:

[(1, 388769920), (2, 194384960), (4, 97192480), (5, 77753984), (7, 55538560), (8, 48596240), (10, 38876992), (11, 35342720), (14, 27769280), (16, 24298120), (20, 19438496), (22, 17671360), (23, 16903040), (28, 13884640), (32, 12149060), (35, 11107712), (40, 9719248), (44, 8835680), (46, 8451520), (49, 7934080), (55, 7068544), (56, 6942320), (64, 6074530), (70, 5553856), (77, 5048960), (80, 4859624), (88, 4417840), (92, 4225760), (98, 3967040), (110, 3534272), (112, 3471160), (115, 3380608), (128, 3037265), (140, 2776928), (154, 2524480), (160, 2429812), (161, 2414720), (176, 2208920), (184, 2112880), (196, 1983520), (220, 1767136), (224, 1735580), (230, 1690304), (245, 1586816), (253, 1536640), (280, 1388464), (308, 1262240), (320, 1214906), (322, 1207360), (343, 1133440), (352, 1104460), (368, 1056440), (385, 1009792), (392, 991760), (440, 883568), (448, 867790), (460, 845152), (490, 793408), (506, 768320), (539, 721280), (560, 694232), (616, 631120), (640, 607453), (644, 603680), (686, 566720), (704, 552230), (736, 528220), (770, 504896), (784, 495880), (805, 482944), (880, 441784), (896, 433895), (920, 422576), (980, 396704), (1012, 384160), (1078, 360640), (1120, 347116), (1127, 344960), (1232, 315560), (1265, 307328), (1288, 301840), (1372, 283360), (1408, 276115), (1472, 264110), (1540, 252448), (1568, 247940), (1610, 241472), (1715, 226688), (1760, 220892), (1771, 219520), (1840, 211288), (1960, 198352), (2024, 192080), (2156, 180320), (2240, 173558), (2254, 172480), (2401, 161920), (2464, 157780), (2530, 153664), (2576, 150920), (2695, 144256), (2744, 141680), (2944, 132055), (3080, 126224), (3136, 123970), (3220, 120736), (3430, 113344), (3520, 110446), (3542, 109760), (3680, 105644), (3773, 103040), (3920, 99176), (4048, 96040), (4312, 90160), (4480, 86779), (4508, 86240), (4802, 80960), (4928, 78890), (5060, 76832), (5152, 75460), (5390, 72128), (5488, 70840), (5635, 68992), (6160, 63112), (6272, 61985), (6440, 60368), (6860, 56672), (7040, 55223), (7084, 54880), (7360, 52822), (7546, 51520), (7840, 49588), (7889, 49280), (8096, 48020), (8624, 45080), (8855, 43904), (9016, 43120), (9604, 40480), (9856, 39445), (10120, 38416), (10304, 37730), (10780, 36064), (10976, 35420), (11270, 34496), (12005, 32384), (12320, 31556), (12397, 31360), (12880, 30184), (13720, 28336), (14168, 27440), (14720, 26411), (15092, 25760), (15680, 24794), (15778, 24640), (16192, 24010), (17248, 22540), (17710, 21952), (18032, 21560), (18865, 20608), (19208, 20240)]