388256640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:437

約数の個数: 256

約数和(自身を含む): 1351296000

約数和(自身を除く): 963039360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 32, 38, 40, 48, 57, 58, 60, 64, 76, 80, 87, 95, 96, 114, 116, 120, 128, 145, 152, 160, 174, 190, 192, 228, 232, 240, 285, 290, 304, 320, 348, 367, 380, 384, 435, 456, 464, 480, 551, 570, 580, 608, 640, 696, 734, 760, 870, 912, 928, 960, 1101, 1102, 1140, 1160, 1216, 1392, 1468, 1520, 1653, 1740, 1824, 1835, 1856, 1920, 2202, 2204, 2280, 2320, 2432, 2755, 2784, 2936, 3040, 3306, 3480, 3648, 3670, 3712, 4404, 4408, 4560, 4640, 5505, 5510, 5568, 5872, 6080, 6612, 6960, 6973, 7296, 7340, 8265, 8808, 8816, 9120, 9280, 10643, 11010, 11020, 11136, 11744, 12160, 13224, 13920, 13946, 14680, 16530, 17616, 17632, 18240, 18560, 20919, 21286, 22020, 22040, 23488, 26448, 27840, 27892, 29360, 31929, 33060, 34865, 35232, 35264, 36480, 41838, 42572, 44040, 44080, 46976, 52896, 53215, 55680, 55784, 58720, 63858, 66120, 69730, 70464, 70528, 83676, 85144, 88080, 88160, 104595, 105792, 106430, 111568, 117440, 127716, 132240, 139460, 140928, 159645, 167352, 170288, 176160, 176320, 202217, 209190, 211584, 212860, 223136, 234880, 255432, 264480, 278920, 319290, 334704, 340576, 352320, 352640, 404434, 418380, 425720, 446272, 510864, 528960, 557840, 606651, 638580, 669408, 681152, 704640, 808868, 836760, 851440, 892544, 1011085, 1021728, 1057920, 1115680, 1213302, 1277160, 1338816, 1362304, 1617736, 1673520, 1702880, 2022170, 2043456, 2231360, 2426604, 2554320, 2677632, 3033255, 3235472, 3347040, 3405760, 4044340, 4086912, 4462720, 4853208, 5108640, 6066510, 6470944, 6694080, 6811520, 8088680, 9706416, 10217280, 12133020, 12941888, 13388160, 16177360, 19412832, 20434560, 24266040, 25883776, 32354720, 38825664, 48532080, 64709440, 77651328, 97064160, 129418880, 194128320, 388256640]

約数ペア:

[(1, 388256640), (2, 194128320), (3, 129418880), (4, 97064160), (5, 77651328), (6, 64709440), (8, 48532080), (10, 38825664), (12, 32354720), (15, 25883776), (16, 24266040), (19, 20434560), (20, 19412832), (24, 16177360), (29, 13388160), (30, 12941888), (32, 12133020), (38, 10217280), (40, 9706416), (48, 8088680), (57, 6811520), (58, 6694080), (60, 6470944), (64, 6066510), (76, 5108640), (80, 4853208), (87, 4462720), (95, 4086912), (96, 4044340), (114, 3405760), (116, 3347040), (120, 3235472), (128, 3033255), (145, 2677632), (152, 2554320), (160, 2426604), (174, 2231360), (190, 2043456), (192, 2022170), (228, 1702880), (232, 1673520), (240, 1617736), (285, 1362304), (290, 1338816), (304, 1277160), (320, 1213302), (348, 1115680), (367, 1057920), (380, 1021728), (384, 1011085), (435, 892544), (456, 851440), (464, 836760), (480, 808868), (551, 704640), (570, 681152), (580, 669408), (608, 638580), (640, 606651), (696, 557840), (734, 528960), (760, 510864), (870, 446272), (912, 425720), (928, 418380), (960, 404434), (1101, 352640), (1102, 352320), (1140, 340576), (1160, 334704), (1216, 319290), (1392, 278920), (1468, 264480), (1520, 255432), (1653, 234880), (1740, 223136), (1824, 212860), (1835, 211584), (1856, 209190), (1920, 202217), (2202, 176320), (2204, 176160), (2280, 170288), (2320, 167352), (2432, 159645), (2755, 140928), (2784, 139460), (2936, 132240), (3040, 127716), (3306, 117440), (3480, 111568), (3648, 106430), (3670, 105792), (3712, 104595), (4404, 88160), (4408, 88080), (4560, 85144), (4640, 83676), (5505, 70528), (5510, 70464), (5568, 69730), (5872, 66120), (6080, 63858), (6612, 58720), (6960, 55784), (6973, 55680), (7296, 53215), (7340, 52896), (8265, 46976), (8808, 44080), (8816, 44040), (9120, 42572), (9280, 41838), (10643, 36480), (11010, 35264), (11020, 35232), (11136, 34865), (11744, 33060), (12160, 31929), (13224, 29360), (13920, 27892), (13946, 27840), (14680, 26448), (16530, 23488), (17616, 22040), (17632, 22020), (18240, 21286), (18560, 20919)]