2640286740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:903

約数の個数: 384

約数和(自身を含む): 9898721280

約数和(自身を除く): 7258434540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 31, 35, 38, 39, 42, 52, 57, 60, 62, 65, 70, 76, 78, 84, 91, 93, 95, 105, 114, 124, 130, 133, 140, 155, 156, 182, 186, 190, 195, 210, 217, 228, 247, 260, 266, 273, 285, 310, 364, 372, 380, 390, 399, 403, 420, 434, 455, 465, 494, 532, 546, 570, 589, 620, 651, 665, 741, 780, 798, 806, 821, 868, 910, 930, 988, 1085, 1092, 1140, 1178, 1209, 1235, 1302, 1330, 1365, 1482, 1596, 1612, 1642, 1729, 1767, 1820, 1860, 1995, 2015, 2170, 2356, 2418, 2463, 2470, 2604, 2660, 2730, 2821, 2945, 2964, 3255, 3284, 3458, 3534, 3705, 3990, 4030, 4105, 4123, 4340, 4836, 4926, 4940, 5187, 5460, 5642, 5747, 5890, 6045, 6510, 6916, 7068, 7410, 7657, 7980, 8060, 8210, 8246, 8463, 8645, 8835, 9852, 10374, 10673, 11284, 11494, 11780, 12090, 12315, 12369, 13020, 14105, 14820, 15314, 15599, 16420, 16492, 16926, 17241, 17290, 17670, 20615, 20748, 21346, 22971, 22988, 24180, 24630, 24738, 25451, 25935, 28210, 28735, 30628, 31198, 32019, 33852, 34482, 34580, 35340, 38285, 41230, 42315, 42692, 45942, 46797, 49260, 49476, 50902, 51870, 53365, 53599, 56420, 57470, 61845, 62396, 64038, 68964, 74711, 76353, 76570, 77995, 82460, 84630, 86205, 91884, 93594, 101804, 103740, 106730, 107198, 109193, 114855, 114940, 123690, 127255, 128076, 149422, 152706, 153140, 155990, 160095, 160797, 169260, 172410, 178157, 187188, 202787, 213460, 214396, 218386, 224133, 229710, 233985, 247380, 254510, 267995, 298844, 305412, 311980, 320190, 321594, 327579, 330863, 344820, 356314, 373555, 381765, 405574, 436772, 448266, 459420, 467970, 483569, 509020, 534471, 535990, 545965, 608361, 640380, 643188, 655158, 661726, 712628, 747110, 763530, 803985, 811148, 890785, 896532, 935940, 967138, 992589, 1013935, 1068942, 1071980, 1091930, 1120665, 1216722, 1310316, 1323452, 1419509, 1450707, 1494220, 1527060, 1607970, 1637895, 1654315, 1781570, 1934276, 1985178, 2027870, 2137884, 2183860, 2241330, 2316041, 2417845, 2433444, 2672355, 2839018, 2901414, 3041805, 3215940, 3275790, 3308630, 3384983, 3563140, 3970356, 4055740, 4258527, 4482660, 4632082, 4835690, 4962945, 5344710, 5678036, 5802828, 6083610, 6286397, 6551580, 6617260, 6769966, 6948123, 7097545, 7253535, 8517054, 9264164, 9671380, 9925890, 10154949, 10689420, 11580205, 12167220, 12572794, 13539932, 13896246, 14195090, 14507070, 16924915, 17034108, 18859191, 19851780, 20309898, 21292635, 23160410, 25145588, 27792492, 28390180, 29014140, 31431985, 33849830, 34740615, 37718382, 40619796, 42585270, 44004779, 46320820, 50774745, 62863970, 67699660, 69481230, 75436764, 85170540, 88009558, 94295955, 101549490, 125727940, 132014337, 138962460, 176019116, 188591910, 203098980, 220023895, 264028674, 377183820, 440047790, 528057348, 660071685, 880095580, 1320143370, 2640286740]

約数ペア:

[(1, 2640286740), (2, 1320143370), (3, 880095580), (4, 660071685), (5, 528057348), (6, 440047790), (7, 377183820), (10, 264028674), (12, 220023895), (13, 203098980), (14, 188591910), (15, 176019116), (19, 138962460), (20, 132014337), (21, 125727940), (26, 101549490), (28, 94295955), (30, 88009558), (31, 85170540), (35, 75436764), (38, 69481230), (39, 67699660), (42, 62863970), (52, 50774745), (57, 46320820), (60, 44004779), (62, 42585270), (65, 40619796), (70, 37718382), (76, 34740615), (78, 33849830), (84, 31431985), (91, 29014140), (93, 28390180), (95, 27792492), (105, 25145588), (114, 23160410), (124, 21292635), (130, 20309898), (133, 19851780), (140, 18859191), (155, 17034108), (156, 16924915), (182, 14507070), (186, 14195090), (190, 13896246), (195, 13539932), (210, 12572794), (217, 12167220), (228, 11580205), (247, 10689420), (260, 10154949), (266, 9925890), (273, 9671380), (285, 9264164), (310, 8517054), (364, 7253535), (372, 7097545), (380, 6948123), (390, 6769966), (399, 6617260), (403, 6551580), (420, 6286397), (434, 6083610), (455, 5802828), (465, 5678036), (494, 5344710), (532, 4962945), (546, 4835690), (570, 4632082), (589, 4482660), (620, 4258527), (651, 4055740), (665, 3970356), (741, 3563140), (780, 3384983), (798, 3308630), (806, 3275790), (821, 3215940), (868, 3041805), (910, 2901414), (930, 2839018), (988, 2672355), (1085, 2433444), (1092, 2417845), (1140, 2316041), (1178, 2241330), (1209, 2183860), (1235, 2137884), (1302, 2027870), (1330, 1985178), (1365, 1934276), (1482, 1781570), (1596, 1654315), (1612, 1637895), (1642, 1607970), (1729, 1527060), (1767, 1494220), (1820, 1450707), (1860, 1419509), (1995, 1323452), (2015, 1310316), (2170, 1216722), (2356, 1120665), (2418, 1091930), (2463, 1071980), (2470, 1068942), (2604, 1013935), (2660, 992589), (2730, 967138), (2821, 935940), (2945, 896532), (2964, 890785), (3255, 811148), (3284, 803985), (3458, 763530), (3534, 747110), (3705, 712628), (3990, 661726), (4030, 655158), (4105, 643188), (4123, 640380), (4340, 608361), (4836, 545965), (4926, 535990), (4940, 534471), (5187, 509020), (5460, 483569), (5642, 467970), (5747, 459420), (5890, 448266), (6045, 436772), (6510, 405574), (6916, 381765), (7068, 373555), (7410, 356314), (7657, 344820), (7980, 330863), (8060, 327579), (8210, 321594), (8246, 320190), (8463, 311980), (8645, 305412), (8835, 298844), (9852, 267995), (10374, 254510), (10673, 247380), (11284, 233985), (11494, 229710), (11780, 224133), (12090, 218386), (12315, 214396), (12369, 213460), (13020, 202787), (14105, 187188), (14820, 178157), (15314, 172410), (15599, 169260), (16420, 160797), (16492, 160095), (16926, 155990), (17241, 153140), (17290, 152706), (17670, 149422), (20615, 128076), (20748, 127255), (21346, 123690), (22971, 114940), (22988, 114855), (24180, 109193), (24630, 107198), (24738, 106730), (25451, 103740), (25935, 101804), (28210, 93594), (28735, 91884), (30628, 86205), (31198, 84630), (32019, 82460), (33852, 77995), (34482, 76570), (34580, 76353), (35340, 74711), (38285, 68964), (41230, 64038), (42315, 62396), (42692, 61845), (45942, 57470), (46797, 56420), (49260, 53599), (49476, 53365), (50902, 51870)]