7880048640

素因数分解:

$2^{20}\times 3^2\times 5^1\times {\mathrm{167}}^1$

素因数の和:218

約数の個数: 252

約数和(自身を含む): 27481066704

約数和(自身を除く): 19601018064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 167, 180, 192, 240, 256, 288, 320, 334, 360, 384, 480, 501, 512, 576, 640, 668, 720, 768, 835, 960, 1002, 1024, 1152, 1280, 1336, 1440, 1503, 1536, 1670, 1920, 2004, 2048, 2304, 2505, 2560, 2672, 2880, 3006, 3072, 3340, 3840, 4008, 4096, 4608, 5010, 5120, 5344, 5760, 6012, 6144, 6680, 7515, 7680, 8016, 8192, 9216, 10020, 10240, 10688, 11520, 12024, 12288, 13360, 15030, 15360, 16032, 16384, 18432, 20040, 20480, 21376, 23040, 24048, 24576, 26720, 30060, 30720, 32064, 32768, 36864, 40080, 40960, 42752, 46080, 48096, 49152, 53440, 60120, 61440, 64128, 65536, 73728, 80160, 81920, 85504, 92160, 96192, 98304, 106880, 120240, 122880, 128256, 131072, 147456, 160320, 163840, 171008, 184320, 192384, 196608, 213760, 240480, 245760, 256512, 262144, 294912, 320640, 327680, 342016, 368640, 384768, 393216, 427520, 480960, 491520, 513024, 524288, 589824, 641280, 655360, 684032, 737280, 769536, 786432, 855040, 961920, 983040, 1026048, 1048576, 1179648, 1282560, 1310720, 1368064, 1474560, 1539072, 1572864, 1710080, 1923840, 1966080, 2052096, 2359296, 2565120, 2621440, 2736128, 2949120, 3078144, 3145728, 3420160, 3847680, 3932160, 4104192, 4718592, 5130240, 5242880, 5472256, 5898240, 6156288, 6840320, 7695360, 7864320, 8208384, 9437184, 10260480, 10944512, 11796480, 12312576, 13680640, 15390720, 15728640, 16416768, 20520960, 21889024, 23592960, 24625152, 27361280, 30781440, 32833536, 41041920, 43778048, 47185920, 49250304, 54722560, 61562880, 65667072, 82083840, 87556096, 98500608, 109445120, 123125760, 131334144, 164167680, 175112192, 197001216, 218890240, 246251520, 262668288, 328335360, 394002432, 437780480, 492503040, 525336576, 656670720, 788004864, 875560960, 985006080, 1313341440, 1576009728, 1970012160, 2626682880, 3940024320, 7880048640]

約数ペア:

[(1, 7880048640), (2, 3940024320), (3, 2626682880), (4, 1970012160), (5, 1576009728), (6, 1313341440), (8, 985006080), (9, 875560960), (10, 788004864), (12, 656670720), (15, 525336576), (16, 492503040), (18, 437780480), (20, 394002432), (24, 328335360), (30, 262668288), (32, 246251520), (36, 218890240), (40, 197001216), (45, 175112192), (48, 164167680), (60, 131334144), (64, 123125760), (72, 109445120), (80, 98500608), (90, 87556096), (96, 82083840), (120, 65667072), (128, 61562880), (144, 54722560), (160, 49250304), (167, 47185920), (180, 43778048), (192, 41041920), (240, 32833536), (256, 30781440), (288, 27361280), (320, 24625152), (334, 23592960), (360, 21889024), (384, 20520960), (480, 16416768), (501, 15728640), (512, 15390720), (576, 13680640), (640, 12312576), (668, 11796480), (720, 10944512), (768, 10260480), (835, 9437184), (960, 8208384), (1002, 7864320), (1024, 7695360), (1152, 6840320), (1280, 6156288), (1336, 5898240), (1440, 5472256), (1503, 5242880), (1536, 5130240), (1670, 4718592), (1920, 4104192), (2004, 3932160), (2048, 3847680), (2304, 3420160), (2505, 3145728), (2560, 3078144), (2672, 2949120), (2880, 2736128), (3006, 2621440), (3072, 2565120), (3340, 2359296), (3840, 2052096), (4008, 1966080), (4096, 1923840), (4608, 1710080), (5010, 1572864), (5120, 1539072), (5344, 1474560), (5760, 1368064), (6012, 1310720), (6144, 1282560), (6680, 1179648), (7515, 1048576), (7680, 1026048), (8016, 983040), (8192, 961920), (9216, 855040), (10020, 786432), (10240, 769536), (10688, 737280), (11520, 684032), (12024, 655360), (12288, 641280), (13360, 589824), (15030, 524288), (15360, 513024), (16032, 491520), (16384, 480960), (18432, 427520), (20040, 393216), (20480, 384768), (21376, 368640), (23040, 342016), (24048, 327680), (24576, 320640), (26720, 294912), (30060, 262144), (30720, 256512), (32064, 245760), (32768, 240480), (36864, 213760), (40080, 196608), (40960, 192384), (42752, 184320), (46080, 171008), (48096, 163840), (49152, 160320), (53440, 147456), (60120, 131072), (61440, 128256), (64128, 122880), (65536, 120240), (73728, 106880), (80160, 98304), (81920, 96192), (85504, 92160)]