290769920

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 264

約数和(自身を含む): 868091760

約数和(自身を除く): 577321840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 61, 64, 70, 76, 80, 95, 98, 112, 122, 128, 133, 140, 152, 160, 190, 196, 224, 244, 245, 256, 266, 280, 304, 305, 320, 380, 392, 427, 448, 488, 490, 512, 532, 560, 608, 610, 640, 665, 760, 784, 854, 896, 931, 976, 980, 1024, 1064, 1120, 1159, 1216, 1220, 1280, 1330, 1520, 1568, 1708, 1792, 1862, 1952, 1960, 2128, 2135, 2240, 2318, 2432, 2440, 2560, 2660, 2989, 3040, 3136, 3416, 3584, 3724, 3904, 3920, 4256, 4270, 4480, 4636, 4655, 4864, 4880, 5120, 5320, 5795, 5978, 6080, 6272, 6832, 7168, 7448, 7808, 7840, 8113, 8512, 8540, 8960, 9272, 9310, 9728, 9760, 10640, 11590, 11956, 12160, 12544, 13664, 14896, 14945, 15616, 15680, 16226, 17024, 17080, 17920, 18544, 18620, 19456, 19520, 21280, 23180, 23912, 24320, 25088, 27328, 29792, 29890, 31232, 31360, 32452, 34048, 34160, 35840, 37088, 37240, 39040, 40565, 42560, 46360, 47824, 48640, 50176, 54656, 56791, 59584, 59780, 62464, 62720, 64904, 68096, 68320, 74176, 74480, 78080, 81130, 85120, 92720, 95648, 97280, 109312, 113582, 119168, 119560, 125440, 129808, 136192, 136640, 148352, 148960, 156160, 162260, 170240, 185440, 191296, 218624, 227164, 238336, 239120, 250880, 259616, 273280, 283955, 296704, 297920, 312320, 324520, 340480, 370880, 382592, 437248, 454328, 476672, 478240, 519232, 546560, 567910, 593408, 595840, 649040, 680960, 741760, 765184, 908656, 953344, 956480, 1038464, 1093120, 1135820, 1186816, 1191680, 1298080, 1483520, 1530368, 1817312, 1912960, 2076928, 2186240, 2271640, 2383360, 2596160, 2967040, 3060736, 3634624, 3825920, 4153856, 4543280, 4766720, 5192320, 5934080, 7269248, 7651840, 8307712, 9086560, 10384640, 14538496, 15303680, 18173120, 20769280, 29076992, 36346240, 41538560, 58153984, 72692480, 145384960, 290769920]

約数ペア:

[(1, 290769920), (2, 145384960), (4, 72692480), (5, 58153984), (7, 41538560), (8, 36346240), (10, 29076992), (14, 20769280), (16, 18173120), (19, 15303680), (20, 14538496), (28, 10384640), (32, 9086560), (35, 8307712), (38, 7651840), (40, 7269248), (49, 5934080), (56, 5192320), (61, 4766720), (64, 4543280), (70, 4153856), (76, 3825920), (80, 3634624), (95, 3060736), (98, 2967040), (112, 2596160), (122, 2383360), (128, 2271640), (133, 2186240), (140, 2076928), (152, 1912960), (160, 1817312), (190, 1530368), (196, 1483520), (224, 1298080), (244, 1191680), (245, 1186816), (256, 1135820), (266, 1093120), (280, 1038464), (304, 956480), (305, 953344), (320, 908656), (380, 765184), (392, 741760), (427, 680960), (448, 649040), (488, 595840), (490, 593408), (512, 567910), (532, 546560), (560, 519232), (608, 478240), (610, 476672), (640, 454328), (665, 437248), (760, 382592), (784, 370880), (854, 340480), (896, 324520), (931, 312320), (976, 297920), (980, 296704), (1024, 283955), (1064, 273280), (1120, 259616), (1159, 250880), (1216, 239120), (1220, 238336), (1280, 227164), (1330, 218624), (1520, 191296), (1568, 185440), (1708, 170240), (1792, 162260), (1862, 156160), (1952, 148960), (1960, 148352), (2128, 136640), (2135, 136192), (2240, 129808), (2318, 125440), (2432, 119560), (2440, 119168), (2560, 113582), (2660, 109312), (2989, 97280), (3040, 95648), (3136, 92720), (3416, 85120), (3584, 81130), (3724, 78080), (3904, 74480), (3920, 74176), (4256, 68320), (4270, 68096), (4480, 64904), (4636, 62720), (4655, 62464), (4864, 59780), (4880, 59584), (5120, 56791), (5320, 54656), (5795, 50176), (5978, 48640), (6080, 47824), (6272, 46360), (6832, 42560), (7168, 40565), (7448, 39040), (7808, 37240), (7840, 37088), (8113, 35840), (8512, 34160), (8540, 34048), (8960, 32452), (9272, 31360), (9310, 31232), (9728, 29890), (9760, 29792), (10640, 27328), (11590, 25088), (11956, 24320), (12160, 23912), (12544, 23180), (13664, 21280), (14896, 19520), (14945, 19456), (15616, 18620), (15680, 18544), (16226, 17920), (17024, 17080)]