1689246720

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{5237}}^1$

素因数の和:5275

約数の個数: 264

約数和(自身を含む): 6690644064

約数和(自身を除く): 5001397344

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, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5120, 5237, 5376, 5760, 6720, 7168, 7680, 8064, 8960, 9216, 10080, 10474, 10752, 11520, 13440, 15360, 15711, 16128, 17920, 20160, 20948, 21504, 23040, 26185, 26880, 31422, 32256, 35840, 36659, 40320, 41896, 46080, 47133, 52370, 53760, 62844, 64512, 73318, 78555, 80640, 83792, 94266, 104740, 107520, 109977, 125688, 146636, 157110, 161280, 167584, 183295, 188532, 209480, 219954, 235665, 251376, 293272, 314220, 322560, 329931, 335168, 366590, 377064, 418960, 439908, 471330, 502752, 549885, 586544, 628440, 659862, 670336, 733180, 754128, 837920, 879816, 942660, 1005504, 1099770, 1173088, 1256880, 1319724, 1340672, 1466360, 1508256, 1649655, 1675840, 1759632, 1885320, 2011008, 2199540, 2346176, 2513760, 2639448, 2681344, 2932720, 3016512, 3299310, 3351680, 3519264, 3770640, 4022016, 4399080, 4692352, 5027520, 5278896, 5362688, 5865440, 6033024, 6598620, 6703360, 7038528, 7541280, 8044032, 8798160, 9384704, 10055040, 10557792, 11730880, 12066048, 13197240, 13406720, 14077056, 15082560, 16088064, 17596320, 18769408, 20110080, 21115584, 23461760, 24132096, 26394480, 26813440, 28154112, 30165120, 35192640, 37538816, 40220160, 42231168, 46923520, 48264192, 52788960, 56308224, 60330240, 70385280, 80440320, 84462336, 93847040, 105577920, 112616448, 120660480, 140770560, 168924672, 187694080, 211155840, 241320960, 281541120, 337849344, 422311680, 563082240, 844623360, 1689246720]

約数ペア:

[(1, 1689246720), (2, 844623360), (3, 563082240), (4, 422311680), (5, 337849344), (6, 281541120), (7, 241320960), (8, 211155840), (9, 187694080), (10, 168924672), (12, 140770560), (14, 120660480), (15, 112616448), (16, 105577920), (18, 93847040), (20, 84462336), (21, 80440320), (24, 70385280), (28, 60330240), (30, 56308224), (32, 52788960), (35, 48264192), (36, 46923520), (40, 42231168), (42, 40220160), (45, 37538816), (48, 35192640), (56, 30165120), (60, 28154112), (63, 26813440), (64, 26394480), (70, 24132096), (72, 23461760), (80, 21115584), (84, 20110080), (90, 18769408), (96, 17596320), (105, 16088064), (112, 15082560), (120, 14077056), (126, 13406720), (128, 13197240), (140, 12066048), (144, 11730880), (160, 10557792), (168, 10055040), (180, 9384704), (192, 8798160), (210, 8044032), (224, 7541280), (240, 7038528), (252, 6703360), (256, 6598620), (280, 6033024), (288, 5865440), (315, 5362688), (320, 5278896), (336, 5027520), (360, 4692352), (384, 4399080), (420, 4022016), (448, 3770640), (480, 3519264), (504, 3351680), (512, 3299310), (560, 3016512), (576, 2932720), (630, 2681344), (640, 2639448), (672, 2513760), (720, 2346176), (768, 2199540), (840, 2011008), (896, 1885320), (960, 1759632), (1008, 1675840), (1024, 1649655), (1120, 1508256), (1152, 1466360), (1260, 1340672), (1280, 1319724), (1344, 1256880), (1440, 1173088), (1536, 1099770), (1680, 1005504), (1792, 942660), (1920, 879816), (2016, 837920), (2240, 754128), (2304, 733180), (2520, 670336), (2560, 659862), (2688, 628440), (2880, 586544), (3072, 549885), (3360, 502752), (3584, 471330), (3840, 439908), (4032, 418960), (4480, 377064), (4608, 366590), (5040, 335168), (5120, 329931), (5237, 322560), (5376, 314220), (5760, 293272), (6720, 251376), (7168, 235665), (7680, 219954), (8064, 209480), (8960, 188532), (9216, 183295), (10080, 167584), (10474, 161280), (10752, 157110), (11520, 146636), (13440, 125688), (15360, 109977), (15711, 107520), (16128, 104740), (17920, 94266), (20160, 83792), (20948, 80640), (21504, 78555), (23040, 73318), (26185, 64512), (26880, 62844), (31422, 53760), (32256, 52370), (35840, 47133), (36659, 46080), (40320, 41896)]