21496681360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2137}}^1$

素因数の和:2262

約数の個数: 320

約数和(自身を含む): 65968349184

約数和(自身を除く): 44471667824

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 71, 77, 80, 88, 92, 110, 112, 115, 140, 142, 154, 161, 176, 184, 220, 230, 253, 280, 284, 308, 322, 355, 368, 385, 440, 460, 497, 506, 560, 568, 616, 644, 710, 770, 781, 805, 880, 920, 994, 1012, 1136, 1232, 1265, 1288, 1420, 1540, 1562, 1610, 1633, 1771, 1840, 1988, 2024, 2137, 2485, 2530, 2576, 2840, 3080, 3124, 3220, 3266, 3542, 3905, 3976, 4048, 4274, 4970, 5060, 5467, 5680, 6160, 6248, 6440, 6532, 7084, 7810, 7952, 8165, 8548, 8855, 9940, 10120, 10685, 10934, 11431, 12496, 12880, 13064, 14168, 14959, 15620, 16330, 17096, 17710, 17963, 19880, 20240, 21370, 21868, 22862, 23507, 26128, 27335, 28336, 29918, 31240, 32660, 34192, 35420, 35926, 39760, 42740, 43736, 45724, 47014, 49151, 54670, 57155, 59836, 62480, 65320, 70840, 71852, 74795, 85480, 87472, 89815, 91448, 94028, 98302, 109340, 114310, 117535, 119672, 125741, 130640, 141680, 143704, 149590, 151727, 164549, 170960, 179630, 182896, 188056, 196604, 218680, 228620, 235070, 239344, 245755, 251482, 287408, 299180, 303454, 329098, 344057, 359260, 376112, 393208, 437360, 457240, 470140, 491510, 502964, 540661, 598360, 606908, 628705, 658196, 688114, 718520, 758635, 786416, 822745, 914480, 940280, 983020, 1005928, 1062089, 1081322, 1196720, 1213816, 1257410, 1316392, 1376228, 1437040, 1517270, 1645490, 1668997, 1720285, 1880560, 1966040, 2011856, 2124178, 2162644, 2427632, 2514820, 2632784, 2703305, 2752456, 3034540, 3290980, 3337994, 3440570, 3489721, 3784627, 3932080, 4248356, 4325288, 5029640, 5310445, 5406610, 5504912, 6069080, 6581960, 6675988, 6881140, 6979442, 7569254, 8344985, 8496712, 8650576, 10059280, 10620890, 10813220, 11682979, 12138160, 13163920, 13351976, 13762280, 13958884, 15138508, 16689970, 16993424, 17448605, 18923135, 21241780, 21626440, 23365958, 24428047, 26703952, 27524560, 27917768, 30277016, 33379940, 34897210, 37846270, 38386931, 42483560, 43252880, 46731916, 48856094, 55835536, 58414895, 60554032, 66759880, 69794420, 75692540, 76773862, 84967120, 93463832, 97712188, 116829790, 122140235, 133519760, 139588840, 151385080, 153547724, 186927664, 191934655, 195424376, 233659580, 244280470, 268708517, 279177680, 302770160, 307095448, 383869310, 390848752, 467319160, 488560940, 537417034, 614190896, 767738620, 934638320, 977121880, 1074834068, 1343542585, 1535477240, 1954243760, 2149668136, 2687085170, 3070954480, 4299336272, 5374170340, 10748340680, 21496681360]

約数ペア:

[(1, 21496681360), (2, 10748340680), (4, 5374170340), (5, 4299336272), (7, 3070954480), (8, 2687085170), (10, 2149668136), (11, 1954243760), (14, 1535477240), (16, 1343542585), (20, 1074834068), (22, 977121880), (23, 934638320), (28, 767738620), (35, 614190896), (40, 537417034), (44, 488560940), (46, 467319160), (55, 390848752), (56, 383869310), (70, 307095448), (71, 302770160), (77, 279177680), (80, 268708517), (88, 244280470), (92, 233659580), (110, 195424376), (112, 191934655), (115, 186927664), (140, 153547724), (142, 151385080), (154, 139588840), (161, 133519760), (176, 122140235), (184, 116829790), (220, 97712188), (230, 93463832), (253, 84967120), (280, 76773862), (284, 75692540), (308, 69794420), (322, 66759880), (355, 60554032), (368, 58414895), (385, 55835536), (440, 48856094), (460, 46731916), (497, 43252880), (506, 42483560), (560, 38386931), (568, 37846270), (616, 34897210), (644, 33379940), (710, 30277016), (770, 27917768), (781, 27524560), (805, 26703952), (880, 24428047), (920, 23365958), (994, 21626440), (1012, 21241780), (1136, 18923135), (1232, 17448605), (1265, 16993424), (1288, 16689970), (1420, 15138508), (1540, 13958884), (1562, 13762280), (1610, 13351976), (1633, 13163920), (1771, 12138160), (1840, 11682979), (1988, 10813220), (2024, 10620890), (2137, 10059280), (2485, 8650576), (2530, 8496712), (2576, 8344985), (2840, 7569254), (3080, 6979442), (3124, 6881140), (3220, 6675988), (3266, 6581960), (3542, 6069080), (3905, 5504912), (3976, 5406610), (4048, 5310445), (4274, 5029640), (4970, 4325288), (5060, 4248356), (5467, 3932080), (5680, 3784627), (6160, 3489721), (6248, 3440570), (6440, 3337994), (6532, 3290980), (7084, 3034540), (7810, 2752456), (7952, 2703305), (8165, 2632784), (8548, 2514820), (8855, 2427632), (9940, 2162644), (10120, 2124178), (10685, 2011856), (10934, 1966040), (11431, 1880560), (12496, 1720285), (12880, 1668997), (13064, 1645490), (14168, 1517270), (14959, 1437040), (15620, 1376228), (16330, 1316392), (17096, 1257410), (17710, 1213816), (17963, 1196720), (19880, 1081322), (20240, 1062089), (21370, 1005928), (21868, 983020), (22862, 940280), (23507, 914480), (26128, 822745), (27335, 786416), (28336, 758635), (29918, 718520), (31240, 688114), (32660, 658196), (34192, 628705), (35420, 606908), (35926, 598360), (39760, 540661), (42740, 502964), (43736, 491510), (45724, 470140), (47014, 457240), (49151, 437360), (54670, 393208), (57155, 376112), (59836, 359260), (62480, 344057), (65320, 329098), (70840, 303454), (71852, 299180), (74795, 287408), (85480, 251482), (87472, 245755), (89815, 239344), (91448, 235070), (94028, 228620), (98302, 218680), (109340, 196604), (114310, 188056), (117535, 182896), (119672, 179630), (125741, 170960), (130640, 164549), (141680, 151727), (143704, 149590)]