2557509920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:696

約数の個数: 288

約数和(自身を含む): 7694507520

約数和(自身を除く): 5136997600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 49, 56, 62, 68, 70, 80, 85, 98, 112, 119, 124, 136, 140, 155, 160, 170, 196, 217, 224, 238, 245, 248, 272, 280, 310, 340, 392, 434, 476, 490, 496, 527, 544, 560, 595, 619, 620, 680, 784, 833, 868, 952, 980, 992, 1054, 1085, 1120, 1190, 1238, 1240, 1360, 1519, 1568, 1666, 1736, 1904, 1960, 2108, 2170, 2380, 2476, 2480, 2635, 2720, 3038, 3095, 3332, 3472, 3689, 3808, 3920, 4165, 4216, 4333, 4340, 4760, 4952, 4960, 5270, 6076, 6190, 6664, 6944, 7378, 7595, 7840, 8330, 8432, 8666, 8680, 9520, 9904, 10523, 10540, 12152, 12380, 13328, 14756, 15190, 16660, 16864, 17332, 17360, 18445, 19040, 19189, 19808, 21046, 21080, 21665, 24304, 24760, 25823, 26656, 29512, 30331, 30380, 33320, 34664, 34720, 36890, 38378, 42092, 42160, 43330, 48608, 49520, 51646, 52615, 59024, 60662, 60760, 66640, 69328, 73661, 73780, 76756, 84184, 84320, 86660, 95945, 99040, 103292, 105230, 118048, 121324, 121520, 129115, 133280, 134323, 138656, 147322, 147560, 151655, 153512, 168368, 173320, 191890, 206584, 210460, 242648, 243040, 258230, 268646, 294644, 295120, 303310, 307024, 326213, 336736, 346640, 368305, 383780, 413168, 420920, 485296, 515627, 516460, 537292, 589288, 590240, 606620, 614048, 652426, 671615, 693280, 736610, 767560, 826336, 841840, 940261, 970592, 1031254, 1032920, 1074584, 1178576, 1213240, 1304852, 1343230, 1473220, 1535120, 1631065, 1683680, 1880522, 2062508, 2065840, 2149168, 2283491, 2357152, 2426480, 2578135, 2609704, 2686460, 2946440, 3070240, 3262130, 3761044, 4125016, 4131680, 4298336, 4566982, 4701305, 4852960, 5156270, 5219408, 5372920, 5892880, 6524260, 7522088, 8250032, 9133964, 9402610, 10312540, 10438816, 10745840, 11417455, 11785760, 13048520, 15044176, 15984437, 16500064, 18267928, 18805220, 20625080, 21491680, 22834910, 26097040, 30088352, 31968874, 36535856, 37610440, 41250160, 45669820, 52194080, 63937748, 73071712, 75220880, 79922185, 82500320, 91339640, 127875496, 150441760, 159844370, 182679280, 255750992, 319688740, 365358560, 511501984, 639377480, 1278754960, 2557509920]

約数ペア:

[(1, 2557509920), (2, 1278754960), (4, 639377480), (5, 511501984), (7, 365358560), (8, 319688740), (10, 255750992), (14, 182679280), (16, 159844370), (17, 150441760), (20, 127875496), (28, 91339640), (31, 82500320), (32, 79922185), (34, 75220880), (35, 73071712), (40, 63937748), (49, 52194080), (56, 45669820), (62, 41250160), (68, 37610440), (70, 36535856), (80, 31968874), (85, 30088352), (98, 26097040), (112, 22834910), (119, 21491680), (124, 20625080), (136, 18805220), (140, 18267928), (155, 16500064), (160, 15984437), (170, 15044176), (196, 13048520), (217, 11785760), (224, 11417455), (238, 10745840), (245, 10438816), (248, 10312540), (272, 9402610), (280, 9133964), (310, 8250032), (340, 7522088), (392, 6524260), (434, 5892880), (476, 5372920), (490, 5219408), (496, 5156270), (527, 4852960), (544, 4701305), (560, 4566982), (595, 4298336), (619, 4131680), (620, 4125016), (680, 3761044), (784, 3262130), (833, 3070240), (868, 2946440), (952, 2686460), (980, 2609704), (992, 2578135), (1054, 2426480), (1085, 2357152), (1120, 2283491), (1190, 2149168), (1238, 2065840), (1240, 2062508), (1360, 1880522), (1519, 1683680), (1568, 1631065), (1666, 1535120), (1736, 1473220), (1904, 1343230), (1960, 1304852), (2108, 1213240), (2170, 1178576), (2380, 1074584), (2476, 1032920), (2480, 1031254), (2635, 970592), (2720, 940261), (3038, 841840), (3095, 826336), (3332, 767560), (3472, 736610), (3689, 693280), (3808, 671615), (3920, 652426), (4165, 614048), (4216, 606620), (4333, 590240), (4340, 589288), (4760, 537292), (4952, 516460), (4960, 515627), (5270, 485296), (6076, 420920), (6190, 413168), (6664, 383780), (6944, 368305), (7378, 346640), (7595, 336736), (7840, 326213), (8330, 307024), (8432, 303310), (8666, 295120), (8680, 294644), (9520, 268646), (9904, 258230), (10523, 243040), (10540, 242648), (12152, 210460), (12380, 206584), (13328, 191890), (14756, 173320), (15190, 168368), (16660, 153512), (16864, 151655), (17332, 147560), (17360, 147322), (18445, 138656), (19040, 134323), (19189, 133280), (19808, 129115), (21046, 121520), (21080, 121324), (21665, 118048), (24304, 105230), (24760, 103292), (25823, 99040), (26656, 95945), (29512, 86660), (30331, 84320), (30380, 84184), (33320, 76756), (34664, 73780), (34720, 73661), (36890, 69328), (38378, 66640), (42092, 60760), (42160, 60662), (43330, 59024), (48608, 52615), (49520, 51646)]