1868670720

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{23173}}^1$

素因数の和:23207

約数の個数: 216

約数和(自身を含む): 7389354336

約数和(自身を除く): 5520683616

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, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 23173, 26880, 40320, 46346, 69519, 80640, 92692, 115865, 139038, 162211, 185384, 208557, 231730, 278076, 324422, 347595, 370768, 417114, 463460, 486633, 556152, 648844, 695190, 741536, 811055, 834228, 926920, 973266, 1042785, 1112304, 1297688, 1390380, 1459899, 1483072, 1622110, 1668456, 1853840, 1946532, 2085570, 2224608, 2433165, 2595376, 2780760, 2919798, 2966144, 3244220, 3336912, 3707680, 3893064, 4171140, 4449216, 4866330, 5190752, 5561520, 5839596, 5932288, 6488440, 6673824, 7299495, 7415360, 7786128, 8342280, 8898432, 9732660, 10381504, 11123040, 11679192, 12976880, 13347648, 14598990, 14830720, 15572256, 16684560, 17796864, 19465320, 20763008, 22246080, 23358384, 25953760, 26695296, 29197980, 29661440, 31144512, 33369120, 38930640, 41526016, 44492160, 46716768, 51907520, 53390592, 58395960, 62289024, 66738240, 77861280, 88984320, 93433536, 103815040, 116791920, 124578048, 133476480, 155722560, 186867072, 207630080, 233583840, 266952960, 311445120, 373734144, 467167680, 622890240, 934335360, 1868670720]

約数ペア:

[(1, 1868670720), (2, 934335360), (3, 622890240), (4, 467167680), (5, 373734144), (6, 311445120), (7, 266952960), (8, 233583840), (9, 207630080), (10, 186867072), (12, 155722560), (14, 133476480), (15, 124578048), (16, 116791920), (18, 103815040), (20, 93433536), (21, 88984320), (24, 77861280), (28, 66738240), (30, 62289024), (32, 58395960), (35, 53390592), (36, 51907520), (40, 46716768), (42, 44492160), (45, 41526016), (48, 38930640), (56, 33369120), (60, 31144512), (63, 29661440), (64, 29197980), (70, 26695296), (72, 25953760), (80, 23358384), (84, 22246080), (90, 20763008), (96, 19465320), (105, 17796864), (112, 16684560), (120, 15572256), (126, 14830720), (128, 14598990), (140, 13347648), (144, 12976880), (160, 11679192), (168, 11123040), (180, 10381504), (192, 9732660), (210, 8898432), (224, 8342280), (240, 7786128), (252, 7415360), (256, 7299495), (280, 6673824), (288, 6488440), (315, 5932288), (320, 5839596), (336, 5561520), (360, 5190752), (384, 4866330), (420, 4449216), (448, 4171140), (480, 3893064), (504, 3707680), (560, 3336912), (576, 3244220), (630, 2966144), (640, 2919798), (672, 2780760), (720, 2595376), (768, 2433165), (840, 2224608), (896, 2085570), (960, 1946532), (1008, 1853840), (1120, 1668456), (1152, 1622110), (1260, 1483072), (1280, 1459899), (1344, 1390380), (1440, 1297688), (1680, 1112304), (1792, 1042785), (1920, 973266), (2016, 926920), (2240, 834228), (2304, 811055), (2520, 741536), (2688, 695190), (2880, 648844), (3360, 556152), (3840, 486633), (4032, 463460), (4480, 417114), (5040, 370768), (5376, 347595), (5760, 324422), (6720, 278076), (8064, 231730), (8960, 208557), (10080, 185384), (11520, 162211), (13440, 139038), (16128, 115865), (20160, 92692), (23173, 80640), (26880, 69519), (40320, 46346)]