1388159884720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3011}}^1\times {\mathrm{26557}}^1$

素因数の和:29619

約数の個数: 160

約数和(自身を含む): 3808932212736

約数和(自身を除く): 2420772328016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3011, 3472, 4340, 6022, 8680, 12044, 15055, 17360, 21077, 24088, 26557, 30110, 42154, 48176, 53114, 60220, 84308, 93341, 105385, 106228, 120440, 132785, 168616, 185899, 186682, 210770, 212456, 240880, 265570, 337232, 371798, 373364, 421540, 424912, 466705, 531140, 653387, 743596, 746728, 823267, 843080, 929495, 933410, 1062280, 1306774, 1487192, 1493456, 1646534, 1686160, 1858990, 1866820, 2124560, 2613548, 2974384, 3266935, 3293068, 3717980, 3733640, 4116335, 5227096, 5762869, 6533870, 6586136, 7435960, 7467280, 8232670, 10454192, 11525738, 13067740, 13172272, 14871920, 16465340, 23051476, 26135480, 28814345, 32930680, 46102952, 52270960, 57628690, 65861360, 79963127, 92205904, 115257380, 159926254, 230514760, 319852508, 399815635, 461029520, 559741889, 639705016, 799631270, 1119483778, 1279410032, 1599262540, 2238967556, 2478856937, 2798709445, 3198525080, 4477935112, 4957713874, 5597418890, 6397050160, 8955870224, 9915427748, 11194837780, 12394284685, 17351998559, 19830855496, 22389675560, 24788569370, 34703997118, 39661710992, 44779351120, 49577138740, 69407994236, 86759992795, 99154277480, 138815988472, 173519985590, 198308554960, 277631976944, 347039971180, 694079942360, 1388159884720]

約数ペア:

[(1, 1388159884720), (2, 694079942360), (4, 347039971180), (5, 277631976944), (7, 198308554960), (8, 173519985590), (10, 138815988472), (14, 99154277480), (16, 86759992795), (20, 69407994236), (28, 49577138740), (31, 44779351120), (35, 39661710992), (40, 34703997118), (56, 24788569370), (62, 22389675560), (70, 19830855496), (80, 17351998559), (112, 12394284685), (124, 11194837780), (140, 9915427748), (155, 8955870224), (217, 6397050160), (248, 5597418890), (280, 4957713874), (310, 4477935112), (434, 3198525080), (496, 2798709445), (560, 2478856937), (620, 2238967556), (868, 1599262540), (1085, 1279410032), (1240, 1119483778), (1736, 799631270), (2170, 639705016), (2480, 559741889), (3011, 461029520), (3472, 399815635), (4340, 319852508), (6022, 230514760), (8680, 159926254), (12044, 115257380), (15055, 92205904), (17360, 79963127), (21077, 65861360), (24088, 57628690), (26557, 52270960), (30110, 46102952), (42154, 32930680), (48176, 28814345), (53114, 26135480), (60220, 23051476), (84308, 16465340), (93341, 14871920), (105385, 13172272), (106228, 13067740), (120440, 11525738), (132785, 10454192), (168616, 8232670), (185899, 7467280), (186682, 7435960), (210770, 6586136), (212456, 6533870), (240880, 5762869), (265570, 5227096), (337232, 4116335), (371798, 3733640), (373364, 3717980), (421540, 3293068), (424912, 3266935), (466705, 2974384), (531140, 2613548), (653387, 2124560), (743596, 1866820), (746728, 1858990), (823267, 1686160), (843080, 1646534), (929495, 1493456), (933410, 1487192), (1062280, 1306774)]