131971840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:155

約数の個数: 288

約数和(自身を含む): 428553216

約数和(自身を除く): 296581376

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 103, 104, 110, 112, 128, 130, 140, 143, 154, 160, 176, 182, 206, 208, 220, 224, 256, 260, 280, 286, 308, 320, 352, 364, 385, 412, 416, 440, 448, 455, 515, 520, 560, 572, 616, 640, 704, 715, 721, 728, 770, 824, 832, 880, 896, 910, 1001, 1030, 1040, 1120, 1133, 1144, 1232, 1280, 1339, 1408, 1430, 1442, 1456, 1540, 1648, 1664, 1760, 1792, 1820, 2002, 2060, 2080, 2240, 2266, 2288, 2464, 2678, 2816, 2860, 2884, 2912, 3080, 3296, 3328, 3520, 3605, 3640, 4004, 4120, 4160, 4480, 4532, 4576, 4928, 5005, 5356, 5665, 5720, 5768, 5824, 6160, 6592, 6695, 7040, 7210, 7280, 7931, 8008, 8240, 8320, 8960, 9064, 9152, 9373, 9856, 10010, 10712, 11330, 11440, 11536, 11648, 12320, 13184, 13390, 14080, 14420, 14560, 14729, 15862, 16016, 16480, 16640, 18128, 18304, 18746, 19712, 20020, 21424, 22660, 22880, 23072, 23296, 24640, 26368, 26780, 28840, 29120, 29458, 31724, 32032, 32960, 36256, 36608, 37492, 39655, 40040, 42848, 45320, 45760, 46144, 46865, 49280, 53560, 57680, 58240, 58916, 63448, 64064, 65920, 72512, 73645, 74984, 79310, 80080, 85696, 90640, 91520, 92288, 93730, 98560, 103103, 107120, 115360, 116480, 117832, 126896, 128128, 131840, 145024, 147290, 149968, 158620, 160160, 171392, 181280, 183040, 184576, 187460, 206206, 214240, 230720, 235664, 253792, 256256, 290048, 294580, 299936, 317240, 320320, 342784, 362560, 374920, 412412, 428480, 461440, 471328, 507584, 515515, 589160, 599872, 634480, 640640, 725120, 749840, 824824, 856960, 922880, 942656, 1015168, 1031030, 1178320, 1199744, 1268960, 1281280, 1450240, 1499680, 1649648, 1713920, 1885312, 2030336, 2062060, 2356640, 2399488, 2537920, 2999360, 3299296, 3770624, 4124120, 4713280, 5075840, 5998720, 6598592, 8248240, 9426560, 10151680, 11997440, 13197184, 16496480, 18853120, 26394368, 32992960, 65985920, 131971840]

約数ペア:

[(1, 131971840), (2, 65985920), (4, 32992960), (5, 26394368), (7, 18853120), (8, 16496480), (10, 13197184), (11, 11997440), (13, 10151680), (14, 9426560), (16, 8248240), (20, 6598592), (22, 5998720), (26, 5075840), (28, 4713280), (32, 4124120), (35, 3770624), (40, 3299296), (44, 2999360), (52, 2537920), (55, 2399488), (56, 2356640), (64, 2062060), (65, 2030336), (70, 1885312), (77, 1713920), (80, 1649648), (88, 1499680), (91, 1450240), (103, 1281280), (104, 1268960), (110, 1199744), (112, 1178320), (128, 1031030), (130, 1015168), (140, 942656), (143, 922880), (154, 856960), (160, 824824), (176, 749840), (182, 725120), (206, 640640), (208, 634480), (220, 599872), (224, 589160), (256, 515515), (260, 507584), (280, 471328), (286, 461440), (308, 428480), (320, 412412), (352, 374920), (364, 362560), (385, 342784), (412, 320320), (416, 317240), (440, 299936), (448, 294580), (455, 290048), (515, 256256), (520, 253792), (560, 235664), (572, 230720), (616, 214240), (640, 206206), (704, 187460), (715, 184576), (721, 183040), (728, 181280), (770, 171392), (824, 160160), (832, 158620), (880, 149968), (896, 147290), (910, 145024), (1001, 131840), (1030, 128128), (1040, 126896), (1120, 117832), (1133, 116480), (1144, 115360), (1232, 107120), (1280, 103103), (1339, 98560), (1408, 93730), (1430, 92288), (1442, 91520), (1456, 90640), (1540, 85696), (1648, 80080), (1664, 79310), (1760, 74984), (1792, 73645), (1820, 72512), (2002, 65920), (2060, 64064), (2080, 63448), (2240, 58916), (2266, 58240), (2288, 57680), (2464, 53560), (2678, 49280), (2816, 46865), (2860, 46144), (2884, 45760), (2912, 45320), (3080, 42848), (3296, 40040), (3328, 39655), (3520, 37492), (3605, 36608), (3640, 36256), (4004, 32960), (4120, 32032), (4160, 31724), (4480, 29458), (4532, 29120), (4576, 28840), (4928, 26780), (5005, 26368), (5356, 24640), (5665, 23296), (5720, 23072), (5768, 22880), (5824, 22660), (6160, 21424), (6592, 20020), (6695, 19712), (7040, 18746), (7210, 18304), (7280, 18128), (7931, 16640), (8008, 16480), (8240, 16016), (8320, 15862), (8960, 14729), (9064, 14560), (9152, 14420), (9373, 14080), (9856, 13390), (10010, 13184), (10712, 12320), (11330, 11648), (11440, 11536)]