1278996480

素因数分解:

$2^{12}\times 3^5\times 5^1\times {\mathrm{257}}^1$

素因数の和:301

約数の個数: 312

約数和(自身を含む): 4615399152

約数和(自身を除く): 3336402672

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, 257, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 514, 540, 576, 640, 648, 720, 768, 771, 810, 864, 960, 972, 1024, 1028, 1080, 1152, 1215, 1280, 1285, 1296, 1440, 1536, 1542, 1620, 1728, 1920, 1944, 2048, 2056, 2160, 2304, 2313, 2430, 2560, 2570, 2592, 2880, 3072, 3084, 3240, 3456, 3840, 3855, 3888, 4096, 4112, 4320, 4608, 4626, 4860, 5120, 5140, 5184, 5760, 6144, 6168, 6480, 6912, 6939, 7680, 7710, 7776, 8224, 8640, 9216, 9252, 9720, 10240, 10280, 10368, 11520, 11565, 12288, 12336, 12960, 13824, 13878, 15360, 15420, 15552, 16448, 17280, 18432, 18504, 19440, 20480, 20560, 20736, 20817, 23040, 23130, 24672, 25920, 27648, 27756, 30720, 30840, 31104, 32896, 34560, 34695, 36864, 37008, 38880, 41120, 41472, 41634, 46080, 46260, 49344, 51840, 55296, 55512, 61440, 61680, 62208, 62451, 65792, 69120, 69390, 74016, 77760, 82240, 82944, 83268, 92160, 92520, 98688, 103680, 104085, 110592, 111024, 123360, 124416, 124902, 131584, 138240, 138780, 148032, 155520, 164480, 165888, 166536, 184320, 185040, 197376, 207360, 208170, 222048, 246720, 248832, 249804, 263168, 276480, 277560, 296064, 311040, 312255, 328960, 331776, 333072, 370080, 394752, 414720, 416340, 444096, 493440, 497664, 499608, 526336, 552960, 555120, 592128, 622080, 624510, 657920, 666144, 740160, 789504, 829440, 832680, 888192, 986880, 995328, 999216, 1052672, 1110240, 1184256, 1244160, 1249020, 1315840, 1332288, 1480320, 1579008, 1658880, 1665360, 1776384, 1973760, 1998432, 2220480, 2368512, 2488320, 2498040, 2631680, 2664576, 2960640, 3158016, 3330720, 3552768, 3947520, 3996864, 4440960, 4737024, 4976640, 4996080, 5263360, 5329152, 5921280, 6661440, 7105536, 7895040, 7993728, 8881920, 9474048, 9992160, 10658304, 11842560, 13322880, 14211072, 15790080, 15987456, 17763840, 19984320, 21316608, 23685120, 26645760, 28422144, 31974912, 35527680, 39968640, 42633216, 47370240, 53291520, 63949824, 71055360, 79937280, 85266432, 106583040, 127899648, 142110720, 159874560, 213166080, 255799296, 319749120, 426332160, 639498240, 1278996480]

約数ペア:

[(1, 1278996480), (2, 639498240), (3, 426332160), (4, 319749120), (5, 255799296), (6, 213166080), (8, 159874560), (9, 142110720), (10, 127899648), (12, 106583040), (15, 85266432), (16, 79937280), (18, 71055360), (20, 63949824), (24, 53291520), (27, 47370240), (30, 42633216), (32, 39968640), (36, 35527680), (40, 31974912), (45, 28422144), (48, 26645760), (54, 23685120), (60, 21316608), (64, 19984320), (72, 17763840), (80, 15987456), (81, 15790080), (90, 14211072), (96, 13322880), (108, 11842560), (120, 10658304), (128, 9992160), (135, 9474048), (144, 8881920), (160, 7993728), (162, 7895040), (180, 7105536), (192, 6661440), (216, 5921280), (240, 5329152), (243, 5263360), (256, 4996080), (257, 4976640), (270, 4737024), (288, 4440960), (320, 3996864), (324, 3947520), (360, 3552768), (384, 3330720), (405, 3158016), (432, 2960640), (480, 2664576), (486, 2631680), (512, 2498040), (514, 2488320), (540, 2368512), (576, 2220480), (640, 1998432), (648, 1973760), (720, 1776384), (768, 1665360), (771, 1658880), (810, 1579008), (864, 1480320), (960, 1332288), (972, 1315840), (1024, 1249020), (1028, 1244160), (1080, 1184256), (1152, 1110240), (1215, 1052672), (1280, 999216), (1285, 995328), (1296, 986880), (1440, 888192), (1536, 832680), (1542, 829440), (1620, 789504), (1728, 740160), (1920, 666144), (1944, 657920), (2048, 624510), (2056, 622080), (2160, 592128), (2304, 555120), (2313, 552960), (2430, 526336), (2560, 499608), (2570, 497664), (2592, 493440), (2880, 444096), (3072, 416340), (3084, 414720), (3240, 394752), (3456, 370080), (3840, 333072), (3855, 331776), (3888, 328960), (4096, 312255), (4112, 311040), (4320, 296064), (4608, 277560), (4626, 276480), (4860, 263168), (5120, 249804), (5140, 248832), (5184, 246720), (5760, 222048), (6144, 208170), (6168, 207360), (6480, 197376), (6912, 185040), (6939, 184320), (7680, 166536), (7710, 165888), (7776, 164480), (8224, 155520), (8640, 148032), (9216, 138780), (9252, 138240), (9720, 131584), (10240, 124902), (10280, 124416), (10368, 123360), (11520, 111024), (11565, 110592), (12288, 104085), (12336, 103680), (12960, 98688), (13824, 92520), (13878, 92160), (15360, 83268), (15420, 82944), (15552, 82240), (16448, 77760), (17280, 74016), (18432, 69390), (18504, 69120), (19440, 65792), (20480, 62451), (20560, 62208), (20736, 61680), (20817, 61440), (23040, 55512), (23130, 55296), (24672, 51840), (25920, 49344), (27648, 46260), (27756, 46080), (30720, 41634), (30840, 41472), (31104, 41120), (32896, 38880), (34560, 37008), (34695, 36864)]