2128446720

素因数分解:

$2^8\times 3^6\times 5^1\times {\mathrm{2281}}^1$

素因数の和:2320

約数の個数: 252

約数和(自身を含む): 7647296916

約数和(自身を除く): 5518850196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 729, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1458, 1620, 1728, 1920, 1944, 2160, 2281, 2304, 2430, 2592, 2880, 2916, 3240, 3456, 3645, 3840, 3888, 4320, 4562, 4860, 5184, 5760, 5832, 6480, 6843, 6912, 7290, 7776, 8640, 9124, 9720, 10368, 11405, 11520, 11664, 12960, 13686, 14580, 15552, 17280, 18248, 19440, 20529, 20736, 22810, 23328, 25920, 27372, 29160, 31104, 34215, 34560, 36496, 38880, 41058, 45620, 46656, 51840, 54744, 58320, 61587, 62208, 68430, 72992, 77760, 82116, 91240, 93312, 102645, 103680, 109488, 116640, 123174, 136860, 145984, 155520, 164232, 182480, 184761, 186624, 205290, 218976, 233280, 246348, 273720, 291968, 307935, 311040, 328464, 364960, 369522, 410580, 437952, 466560, 492696, 547440, 554283, 583936, 615870, 656928, 729920, 739044, 821160, 875904, 923805, 933120, 985392, 1094880, 1108566, 1231740, 1313856, 1459840, 1478088, 1642320, 1662849, 1751808, 1847610, 1970784, 2189760, 2217132, 2463480, 2627712, 2771415, 2919680, 2956176, 3284640, 3325698, 3695220, 3941568, 4379520, 4434264, 4926960, 5255424, 5542830, 5912352, 6569280, 6651396, 7390440, 7883136, 8314245, 8759040, 8868528, 9853920, 11085660, 11824704, 13138560, 13302792, 14780880, 15766272, 16628490, 17737056, 19707840, 22171320, 23649408, 26277120, 26605584, 29561760, 33256980, 35474112, 39415680, 44342640, 47298816, 53211168, 59123520, 66513960, 70948224, 78831360, 88685280, 106422336, 118247040, 133027920, 141896448, 177370560, 212844672, 236494080, 266055840, 354741120, 425689344, 532111680, 709482240, 1064223360, 2128446720]

約数ペア:

[(1, 2128446720), (2, 1064223360), (3, 709482240), (4, 532111680), (5, 425689344), (6, 354741120), (8, 266055840), (9, 236494080), (10, 212844672), (12, 177370560), (15, 141896448), (16, 133027920), (18, 118247040), (20, 106422336), (24, 88685280), (27, 78831360), (30, 70948224), (32, 66513960), (36, 59123520), (40, 53211168), (45, 47298816), (48, 44342640), (54, 39415680), (60, 35474112), (64, 33256980), (72, 29561760), (80, 26605584), (81, 26277120), (90, 23649408), (96, 22171320), (108, 19707840), (120, 17737056), (128, 16628490), (135, 15766272), (144, 14780880), (160, 13302792), (162, 13138560), (180, 11824704), (192, 11085660), (216, 9853920), (240, 8868528), (243, 8759040), (256, 8314245), (270, 7883136), (288, 7390440), (320, 6651396), (324, 6569280), (360, 5912352), (384, 5542830), (405, 5255424), (432, 4926960), (480, 4434264), (486, 4379520), (540, 3941568), (576, 3695220), (640, 3325698), (648, 3284640), (720, 2956176), (729, 2919680), (768, 2771415), (810, 2627712), (864, 2463480), (960, 2217132), (972, 2189760), (1080, 1970784), (1152, 1847610), (1215, 1751808), (1280, 1662849), (1296, 1642320), (1440, 1478088), (1458, 1459840), (1620, 1313856), (1728, 1231740), (1920, 1108566), (1944, 1094880), (2160, 985392), (2281, 933120), (2304, 923805), (2430, 875904), (2592, 821160), (2880, 739044), (2916, 729920), (3240, 656928), (3456, 615870), (3645, 583936), (3840, 554283), (3888, 547440), (4320, 492696), (4562, 466560), (4860, 437952), (5184, 410580), (5760, 369522), (5832, 364960), (6480, 328464), (6843, 311040), (6912, 307935), (7290, 291968), (7776, 273720), (8640, 246348), (9124, 233280), (9720, 218976), (10368, 205290), (11405, 186624), (11520, 184761), (11664, 182480), (12960, 164232), (13686, 155520), (14580, 145984), (15552, 136860), (17280, 123174), (18248, 116640), (19440, 109488), (20529, 103680), (20736, 102645), (22810, 93312), (23328, 91240), (25920, 82116), (27372, 77760), (29160, 72992), (31104, 68430), (34215, 62208), (34560, 61587), (36496, 58320), (38880, 54744), (41058, 51840), (45620, 46656)]