21680601600

素因数分解:

$2^9\times 3^1\times 5^2\times 7^1\times {\mathrm{80657}}^1$

素因数の和:80695

約数の個数: 240

約数和(自身を含む): 81853028928

約数和(自身を除く): 60172427328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 256, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 512, 525, 560, 600, 640, 672, 700, 768, 800, 840, 896, 960, 1050, 1120, 1200, 1280, 1344, 1400, 1536, 1600, 1680, 1792, 1920, 2100, 2240, 2400, 2560, 2688, 2800, 3200, 3360, 3584, 3840, 4200, 4480, 4800, 5376, 5600, 6400, 6720, 7680, 8400, 8960, 9600, 10752, 11200, 12800, 13440, 16800, 17920, 19200, 22400, 26880, 33600, 38400, 44800, 53760, 67200, 80657, 89600, 134400, 161314, 241971, 268800, 322628, 403285, 483942, 564599, 645256, 806570, 967884, 1129198, 1209855, 1290512, 1613140, 1693797, 1935768, 2016425, 2258396, 2419710, 2581024, 2822995, 3226280, 3387594, 3871536, 4032850, 4516792, 4839420, 5162048, 5645990, 6049275, 6452560, 6775188, 7743072, 8065700, 8468985, 9033584, 9678840, 10324096, 11291980, 12098550, 12905120, 13550376, 14114975, 15486144, 16131400, 16937970, 18067168, 19357680, 20648192, 22583960, 24197100, 25810240, 27100752, 28229950, 30972288, 32262800, 33875940, 36134336, 38715360, 41296384, 42344925, 45167920, 48394200, 51620480, 54201504, 56459900, 61944576, 64525600, 67751880, 72268672, 77430720, 84689850, 90335840, 96788400, 103240960, 108403008, 112919800, 123889152, 129051200, 135503760, 144537344, 154861440, 169379700, 180671680, 193576800, 206481920, 216806016, 225839600, 258102400, 271007520, 289074688, 309722880, 338759400, 361343360, 387153600, 433612032, 451679200, 516204800, 542015040, 619445760, 677518800, 722686720, 774307200, 867224064, 903358400, 1032409600, 1084030080, 1355037600, 1445373440, 1548614400, 1806716800, 2168060160, 2710075200, 3097228800, 3613433600, 4336120320, 5420150400, 7226867200, 10840300800, 21680601600]

約数ペア:

[(1, 21680601600), (2, 10840300800), (3, 7226867200), (4, 5420150400), (5, 4336120320), (6, 3613433600), (7, 3097228800), (8, 2710075200), (10, 2168060160), (12, 1806716800), (14, 1548614400), (15, 1445373440), (16, 1355037600), (20, 1084030080), (21, 1032409600), (24, 903358400), (25, 867224064), (28, 774307200), (30, 722686720), (32, 677518800), (35, 619445760), (40, 542015040), (42, 516204800), (48, 451679200), (50, 433612032), (56, 387153600), (60, 361343360), (64, 338759400), (70, 309722880), (75, 289074688), (80, 271007520), (84, 258102400), (96, 225839600), (100, 216806016), (105, 206481920), (112, 193576800), (120, 180671680), (128, 169379700), (140, 154861440), (150, 144537344), (160, 135503760), (168, 129051200), (175, 123889152), (192, 112919800), (200, 108403008), (210, 103240960), (224, 96788400), (240, 90335840), (256, 84689850), (280, 77430720), (300, 72268672), (320, 67751880), (336, 64525600), (350, 61944576), (384, 56459900), (400, 54201504), (420, 51620480), (448, 48394200), (480, 45167920), (512, 42344925), (525, 41296384), (560, 38715360), (600, 36134336), (640, 33875940), (672, 32262800), (700, 30972288), (768, 28229950), (800, 27100752), (840, 25810240), (896, 24197100), (960, 22583960), (1050, 20648192), (1120, 19357680), (1200, 18067168), (1280, 16937970), (1344, 16131400), (1400, 15486144), (1536, 14114975), (1600, 13550376), (1680, 12905120), (1792, 12098550), (1920, 11291980), (2100, 10324096), (2240, 9678840), (2400, 9033584), (2560, 8468985), (2688, 8065700), (2800, 7743072), (3200, 6775188), (3360, 6452560), (3584, 6049275), (3840, 5645990), (4200, 5162048), (4480, 4839420), (4800, 4516792), (5376, 4032850), (5600, 3871536), (6400, 3387594), (6720, 3226280), (7680, 2822995), (8400, 2581024), (8960, 2419710), (9600, 2258396), (10752, 2016425), (11200, 1935768), (12800, 1693797), (13440, 1613140), (16800, 1290512), (17920, 1209855), (19200, 1129198), (22400, 967884), (26880, 806570), (33600, 645256), (38400, 564599), (44800, 483942), (53760, 403285), (67200, 322628), (80657, 268800), (89600, 241971), (134400, 161314)]