1990683648

素因数分解:

$2^{10}\times 3^3\times {\mathrm{89}}^1\times {\mathrm{809}}^1$

素因数の和:927

約数の個数: 176

約数和(自身を含む): 5969052000

約数和(自身を除く): 3978368352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 89, 96, 108, 128, 144, 178, 192, 216, 256, 267, 288, 356, 384, 432, 512, 534, 576, 712, 768, 801, 809, 864, 1024, 1068, 1152, 1424, 1536, 1602, 1618, 1728, 2136, 2304, 2403, 2427, 2848, 3072, 3204, 3236, 3456, 4272, 4608, 4806, 4854, 5696, 6408, 6472, 6912, 7281, 8544, 9216, 9612, 9708, 11392, 12816, 12944, 13824, 14562, 17088, 19224, 19416, 21843, 22784, 25632, 25888, 27648, 29124, 34176, 38448, 38832, 43686, 45568, 51264, 51776, 58248, 68352, 72001, 76896, 77664, 87372, 91136, 102528, 103552, 116496, 136704, 144002, 153792, 155328, 174744, 205056, 207104, 216003, 232992, 273408, 288004, 307584, 310656, 349488, 410112, 414208, 432006, 465984, 576008, 615168, 621312, 648009, 698976, 820224, 828416, 864012, 931968, 1152016, 1230336, 1242624, 1296018, 1397952, 1728024, 1863936, 1944027, 2304032, 2460672, 2485248, 2592036, 2795904, 3456048, 3727872, 3888054, 4608064, 5184072, 5591808, 6912096, 7455744, 7776108, 9216128, 10368144, 11183616, 13824192, 15552216, 18432256, 20736288, 22367232, 27648384, 31104432, 36864512, 41472576, 55296768, 62208864, 73729024, 82945152, 110593536, 124417728, 165890304, 221187072, 248835456, 331780608, 497670912, 663561216, 995341824, 1990683648]

約数ペア:

[(1, 1990683648), (2, 995341824), (3, 663561216), (4, 497670912), (6, 331780608), (8, 248835456), (9, 221187072), (12, 165890304), (16, 124417728), (18, 110593536), (24, 82945152), (27, 73729024), (32, 62208864), (36, 55296768), (48, 41472576), (54, 36864512), (64, 31104432), (72, 27648384), (89, 22367232), (96, 20736288), (108, 18432256), (128, 15552216), (144, 13824192), (178, 11183616), (192, 10368144), (216, 9216128), (256, 7776108), (267, 7455744), (288, 6912096), (356, 5591808), (384, 5184072), (432, 4608064), (512, 3888054), (534, 3727872), (576, 3456048), (712, 2795904), (768, 2592036), (801, 2485248), (809, 2460672), (864, 2304032), (1024, 1944027), (1068, 1863936), (1152, 1728024), (1424, 1397952), (1536, 1296018), (1602, 1242624), (1618, 1230336), (1728, 1152016), (2136, 931968), (2304, 864012), (2403, 828416), (2427, 820224), (2848, 698976), (3072, 648009), (3204, 621312), (3236, 615168), (3456, 576008), (4272, 465984), (4608, 432006), (4806, 414208), (4854, 410112), (5696, 349488), (6408, 310656), (6472, 307584), (6912, 288004), (7281, 273408), (8544, 232992), (9216, 216003), (9612, 207104), (9708, 205056), (11392, 174744), (12816, 155328), (12944, 153792), (13824, 144002), (14562, 136704), (17088, 116496), (19224, 103552), (19416, 102528), (21843, 91136), (22784, 87372), (25632, 77664), (25888, 76896), (27648, 72001), (29124, 68352), (34176, 58248), (38448, 51776), (38832, 51264), (43686, 45568)]