1988340480

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{8219}}^1$

素因数の和:8256

約数の個数: 288

約数和(自身を含む): 8064806400

約数和(自身を除く): 6076465920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 8064, 8219, 8640, 8960, 10080, 11520, 12096, 13440, 15120, 16128, 16438, 17280, 20160, 24192, 24657, 26880, 30240, 32876, 34560, 40320, 41095, 48384, 49314, 57533, 60480, 65752, 73971, 80640, 82190, 98628, 115066, 120960, 123285, 131504, 147942, 164380, 172599, 197256, 221913, 230132, 241920, 246570, 263008, 287665, 295884, 328760, 345198, 369855, 394512, 443826, 460264, 493140, 517797, 526016, 575330, 591768, 657520, 690396, 739710, 789024, 862995, 887652, 920528, 986280, 1035594, 1052032, 1109565, 1150660, 1183536, 1315040, 1380792, 1479420, 1553391, 1578048, 1725990, 1775304, 1841056, 1972560, 2071188, 2104064, 2219130, 2301320, 2367072, 2588985, 2630080, 2761584, 2958840, 3106782, 3156096, 3451980, 3550608, 3682112, 3945120, 4142376, 4438260, 4602640, 4734144, 5177970, 5260160, 5523168, 5917680, 6213564, 6312192, 6903960, 7101216, 7364224, 7766955, 7890240, 8284752, 8876520, 9205280, 9468288, 10355940, 10520320, 11046336, 11835360, 12427128, 13807920, 14202432, 14728448, 15533910, 15780480, 16569504, 17753040, 18410560, 18936576, 20711880, 22092672, 23670720, 24854256, 27615840, 28404864, 31067820, 31560960, 33139008, 35506080, 36821120, 41423760, 44185344, 47341440, 49708512, 55231680, 56809728, 62135640, 66278016, 71012160, 73642240, 82847520, 94682880, 99417024, 110463360, 124271280, 132556032, 142024320, 165695040, 198834048, 220926720, 248542560, 284048640, 331390080, 397668096, 497085120, 662780160, 994170240, 1988340480]

約数ペア:

[(1, 1988340480), (2, 994170240), (3, 662780160), (4, 497085120), (5, 397668096), (6, 331390080), (7, 284048640), (8, 248542560), (9, 220926720), (10, 198834048), (12, 165695040), (14, 142024320), (15, 132556032), (16, 124271280), (18, 110463360), (20, 99417024), (21, 94682880), (24, 82847520), (27, 73642240), (28, 71012160), (30, 66278016), (32, 62135640), (35, 56809728), (36, 55231680), (40, 49708512), (42, 47341440), (45, 44185344), (48, 41423760), (54, 36821120), (56, 35506080), (60, 33139008), (63, 31560960), (64, 31067820), (70, 28404864), (72, 27615840), (80, 24854256), (84, 23670720), (90, 22092672), (96, 20711880), (105, 18936576), (108, 18410560), (112, 17753040), (120, 16569504), (126, 15780480), (128, 15533910), (135, 14728448), (140, 14202432), (144, 13807920), (160, 12427128), (168, 11835360), (180, 11046336), (189, 10520320), (192, 10355940), (210, 9468288), (216, 9205280), (224, 8876520), (240, 8284752), (252, 7890240), (256, 7766955), (270, 7364224), (280, 7101216), (288, 6903960), (315, 6312192), (320, 6213564), (336, 5917680), (360, 5523168), (378, 5260160), (384, 5177970), (420, 4734144), (432, 4602640), (448, 4438260), (480, 4142376), (504, 3945120), (540, 3682112), (560, 3550608), (576, 3451980), (630, 3156096), (640, 3106782), (672, 2958840), (720, 2761584), (756, 2630080), (768, 2588985), (840, 2367072), (864, 2301320), (896, 2219130), (945, 2104064), (960, 2071188), (1008, 1972560), (1080, 1841056), (1120, 1775304), (1152, 1725990), (1260, 1578048), (1280, 1553391), (1344, 1479420), (1440, 1380792), (1512, 1315040), (1680, 1183536), (1728, 1150660), (1792, 1109565), (1890, 1052032), (1920, 1035594), (2016, 986280), (2160, 920528), (2240, 887652), (2304, 862995), (2520, 789024), (2688, 739710), (2880, 690396), (3024, 657520), (3360, 591768), (3456, 575330), (3780, 526016), (3840, 517797), (4032, 493140), (4320, 460264), (4480, 443826), (5040, 394512), (5376, 369855), (5760, 345198), (6048, 328760), (6720, 295884), (6912, 287665), (7560, 263008), (8064, 246570), (8219, 241920), (8640, 230132), (8960, 221913), (10080, 197256), (11520, 172599), (12096, 164380), (13440, 147942), (15120, 131504), (16128, 123285), (16438, 120960), (17280, 115066), (20160, 98628), (24192, 82190), (24657, 80640), (26880, 73971), (30240, 65752), (32876, 60480), (34560, 57533), (40320, 49314), (41095, 48384)]