646087680

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{2003}}^1$

素因数の和:2041

約数の個数: 264

約数和(自身を含む): 2559765312

約数和(自身を除く): 1913677632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2003, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3840, 4006, 4032, 4480, 4608, 5040, 5120, 5376, 5760, 6009, 6720, 7168, 7680, 8012, 8064, 8960, 9216, 10015, 10080, 10752, 11520, 12018, 13440, 14021, 15360, 16024, 16128, 17920, 18027, 20030, 20160, 21504, 23040, 24036, 26880, 28042, 30045, 32048, 32256, 35840, 36054, 40060, 40320, 42063, 46080, 48072, 53760, 56084, 60090, 64096, 64512, 70105, 72108, 80120, 80640, 84126, 90135, 96144, 107520, 112168, 120180, 126189, 128192, 140210, 144216, 160240, 161280, 168252, 180270, 192288, 210315, 224336, 240360, 252378, 256384, 280420, 288432, 320480, 322560, 336504, 360540, 384576, 420630, 448672, 480720, 504756, 512768, 560840, 576864, 630945, 640960, 673008, 721080, 769152, 841260, 897344, 961440, 1009512, 1025536, 1121680, 1153728, 1261890, 1281920, 1346016, 1442160, 1538304, 1682520, 1794688, 1922880, 2019024, 2051072, 2243360, 2307456, 2523780, 2563840, 2692032, 2884320, 3076608, 3365040, 3589376, 3845760, 4038048, 4486720, 4614912, 5047560, 5127680, 5384064, 5768640, 6153216, 6730080, 7178752, 7691520, 8076096, 8973440, 9229824, 10095120, 10255360, 10768128, 11537280, 13460160, 14357504, 15383040, 16152192, 17946880, 18459648, 20190240, 21536256, 23074560, 26920320, 30766080, 32304384, 35893760, 40380480, 43072512, 46149120, 53840640, 64608768, 71787520, 80760960, 92298240, 107681280, 129217536, 161521920, 215362560, 323043840, 646087680]

約数ペア:

[(1, 646087680), (2, 323043840), (3, 215362560), (4, 161521920), (5, 129217536), (6, 107681280), (7, 92298240), (8, 80760960), (9, 71787520), (10, 64608768), (12, 53840640), (14, 46149120), (15, 43072512), (16, 40380480), (18, 35893760), (20, 32304384), (21, 30766080), (24, 26920320), (28, 23074560), (30, 21536256), (32, 20190240), (35, 18459648), (36, 17946880), (40, 16152192), (42, 15383040), (45, 14357504), (48, 13460160), (56, 11537280), (60, 10768128), (63, 10255360), (64, 10095120), (70, 9229824), (72, 8973440), (80, 8076096), (84, 7691520), (90, 7178752), (96, 6730080), (105, 6153216), (112, 5768640), (120, 5384064), (126, 5127680), (128, 5047560), (140, 4614912), (144, 4486720), (160, 4038048), (168, 3845760), (180, 3589376), (192, 3365040), (210, 3076608), (224, 2884320), (240, 2692032), (252, 2563840), (256, 2523780), (280, 2307456), (288, 2243360), (315, 2051072), (320, 2019024), (336, 1922880), (360, 1794688), (384, 1682520), (420, 1538304), (448, 1442160), (480, 1346016), (504, 1281920), (512, 1261890), (560, 1153728), (576, 1121680), (630, 1025536), (640, 1009512), (672, 961440), (720, 897344), (768, 841260), (840, 769152), (896, 721080), (960, 673008), (1008, 640960), (1024, 630945), (1120, 576864), (1152, 560840), (1260, 512768), (1280, 504756), (1344, 480720), (1440, 448672), (1536, 420630), (1680, 384576), (1792, 360540), (1920, 336504), (2003, 322560), (2016, 320480), (2240, 288432), (2304, 280420), (2520, 256384), (2560, 252378), (2688, 240360), (2880, 224336), (3072, 210315), (3360, 192288), (3584, 180270), (3840, 168252), (4006, 161280), (4032, 160240), (4480, 144216), (4608, 140210), (5040, 128192), (5120, 126189), (5376, 120180), (5760, 112168), (6009, 107520), (6720, 96144), (7168, 90135), (7680, 84126), (8012, 80640), (8064, 80120), (8960, 72108), (9216, 70105), (10015, 64512), (10080, 64096), (10752, 60090), (11520, 56084), (12018, 53760), (13440, 48072), (14021, 46080), (15360, 42063), (16024, 40320), (16128, 40060), (17920, 36054), (18027, 35840), (20030, 32256), (20160, 32048), (21504, 30045), (23040, 28042), (24036, 26880)]