349470720

素因数分解:

$2^{15}\times 3^3\times 5^1\times {\mathrm{79}}^1$

素因数の和:123

約数の個数: 256

約数和(自身を含む): 1258272000

約数和(自身を除く): 908801280

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, 79, 80, 90, 96, 108, 120, 128, 135, 144, 158, 160, 180, 192, 216, 237, 240, 256, 270, 288, 316, 320, 360, 384, 395, 432, 474, 480, 512, 540, 576, 632, 640, 711, 720, 768, 790, 864, 948, 960, 1024, 1080, 1152, 1185, 1264, 1280, 1422, 1440, 1536, 1580, 1728, 1896, 1920, 2048, 2133, 2160, 2304, 2370, 2528, 2560, 2844, 2880, 3072, 3160, 3456, 3555, 3792, 3840, 4096, 4266, 4320, 4608, 4740, 5056, 5120, 5688, 5760, 6144, 6320, 6912, 7110, 7584, 7680, 8192, 8532, 8640, 9216, 9480, 10112, 10240, 10665, 11376, 11520, 12288, 12640, 13824, 14220, 15168, 15360, 16384, 17064, 17280, 18432, 18960, 20224, 20480, 21330, 22752, 23040, 24576, 25280, 27648, 28440, 30336, 30720, 32768, 34128, 34560, 36864, 37920, 40448, 40960, 42660, 45504, 46080, 49152, 50560, 55296, 56880, 60672, 61440, 68256, 69120, 73728, 75840, 80896, 81920, 85320, 91008, 92160, 98304, 101120, 110592, 113760, 121344, 122880, 136512, 138240, 147456, 151680, 161792, 163840, 170640, 182016, 184320, 202240, 221184, 227520, 242688, 245760, 273024, 276480, 294912, 303360, 323584, 341280, 364032, 368640, 404480, 442368, 455040, 485376, 491520, 546048, 552960, 606720, 647168, 682560, 728064, 737280, 808960, 884736, 910080, 970752, 1092096, 1105920, 1213440, 1294336, 1365120, 1456128, 1474560, 1617920, 1820160, 1941504, 2184192, 2211840, 2426880, 2588672, 2730240, 2912256, 3235840, 3640320, 3883008, 4368384, 4423680, 4853760, 5460480, 5824512, 6471680, 7280640, 7766016, 8736768, 9707520, 10920960, 11649024, 12943360, 14561280, 17473536, 19415040, 21841920, 23298048, 29122560, 34947072, 38830080, 43683840, 58245120, 69894144, 87367680, 116490240, 174735360, 349470720]

約数ペア:

[(1, 349470720), (2, 174735360), (3, 116490240), (4, 87367680), (5, 69894144), (6, 58245120), (8, 43683840), (9, 38830080), (10, 34947072), (12, 29122560), (15, 23298048), (16, 21841920), (18, 19415040), (20, 17473536), (24, 14561280), (27, 12943360), (30, 11649024), (32, 10920960), (36, 9707520), (40, 8736768), (45, 7766016), (48, 7280640), (54, 6471680), (60, 5824512), (64, 5460480), (72, 4853760), (79, 4423680), (80, 4368384), (90, 3883008), (96, 3640320), (108, 3235840), (120, 2912256), (128, 2730240), (135, 2588672), (144, 2426880), (158, 2211840), (160, 2184192), (180, 1941504), (192, 1820160), (216, 1617920), (237, 1474560), (240, 1456128), (256, 1365120), (270, 1294336), (288, 1213440), (316, 1105920), (320, 1092096), (360, 970752), (384, 910080), (395, 884736), (432, 808960), (474, 737280), (480, 728064), (512, 682560), (540, 647168), (576, 606720), (632, 552960), (640, 546048), (711, 491520), (720, 485376), (768, 455040), (790, 442368), (864, 404480), (948, 368640), (960, 364032), (1024, 341280), (1080, 323584), (1152, 303360), (1185, 294912), (1264, 276480), (1280, 273024), (1422, 245760), (1440, 242688), (1536, 227520), (1580, 221184), (1728, 202240), (1896, 184320), (1920, 182016), (2048, 170640), (2133, 163840), (2160, 161792), (2304, 151680), (2370, 147456), (2528, 138240), (2560, 136512), (2844, 122880), (2880, 121344), (3072, 113760), (3160, 110592), (3456, 101120), (3555, 98304), (3792, 92160), (3840, 91008), (4096, 85320), (4266, 81920), (4320, 80896), (4608, 75840), (4740, 73728), (5056, 69120), (5120, 68256), (5688, 61440), (5760, 60672), (6144, 56880), (6320, 55296), (6912, 50560), (7110, 49152), (7584, 46080), (7680, 45504), (8192, 42660), (8532, 40960), (8640, 40448), (9216, 37920), (9480, 36864), (10112, 34560), (10240, 34128), (10665, 32768), (11376, 30720), (11520, 30336), (12288, 28440), (12640, 27648), (13824, 25280), (14220, 24576), (15168, 23040), (15360, 22752), (16384, 21330), (17064, 20480), (17280, 20224), (18432, 18960)]