199979520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2003}}^1$

素因数の和:2042

約数の個数: 160

約数和(自身を含む): 688830912

約数和(自身を除く): 488851392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2003, 2080, 2496, 2560, 3120, 3328, 3840, 4006, 4160, 4992, 6009, 6240, 6656, 7680, 8012, 8320, 9984, 10015, 12018, 12480, 16024, 16640, 19968, 20030, 24036, 24960, 26039, 30045, 32048, 33280, 40060, 48072, 49920, 52078, 60090, 64096, 78117, 80120, 96144, 99840, 104156, 120180, 128192, 130195, 156234, 160240, 192288, 208312, 240360, 256384, 260390, 312468, 320480, 384576, 390585, 416624, 480720, 512768, 520780, 624936, 640960, 769152, 781170, 833248, 961440, 1025536, 1041560, 1249872, 1281920, 1538304, 1562340, 1666496, 1922880, 2083120, 2499744, 2563840, 3076608, 3124680, 3332992, 3845760, 4166240, 4999488, 5127680, 6249360, 6665984, 7691520, 8332480, 9998976, 12498720, 13331968, 15383040, 16664960, 19997952, 24997440, 33329920, 39995904, 49994880, 66659840, 99989760, 199979520]

約数ペア:

[(1, 199979520), (2, 99989760), (3, 66659840), (4, 49994880), (5, 39995904), (6, 33329920), (8, 24997440), (10, 19997952), (12, 16664960), (13, 15383040), (15, 13331968), (16, 12498720), (20, 9998976), (24, 8332480), (26, 7691520), (30, 6665984), (32, 6249360), (39, 5127680), (40, 4999488), (48, 4166240), (52, 3845760), (60, 3332992), (64, 3124680), (65, 3076608), (78, 2563840), (80, 2499744), (96, 2083120), (104, 1922880), (120, 1666496), (128, 1562340), (130, 1538304), (156, 1281920), (160, 1249872), (192, 1041560), (195, 1025536), (208, 961440), (240, 833248), (256, 781170), (260, 769152), (312, 640960), (320, 624936), (384, 520780), (390, 512768), (416, 480720), (480, 416624), (512, 390585), (520, 384576), (624, 320480), (640, 312468), (768, 260390), (780, 256384), (832, 240360), (960, 208312), (1040, 192288), (1248, 160240), (1280, 156234), (1536, 130195), (1560, 128192), (1664, 120180), (1920, 104156), (2003, 99840), (2080, 96144), (2496, 80120), (2560, 78117), (3120, 64096), (3328, 60090), (3840, 52078), (4006, 49920), (4160, 48072), (4992, 40060), (6009, 33280), (6240, 32048), (6656, 30045), (7680, 26039), (8012, 24960), (8320, 24036), (9984, 20030), (10015, 19968), (12018, 16640), (12480, 16024)]