1687319460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2381}}^1$

素因数の和:2554

約数の個数: 144

約数和(自身を含む): 5327142912

約数和(自身を除く): 3639823452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 127, 155, 180, 186, 254, 279, 310, 372, 381, 465, 508, 558, 620, 635, 762, 930, 1116, 1143, 1270, 1395, 1524, 1860, 1905, 2286, 2381, 2540, 2790, 3810, 3937, 4572, 4762, 5580, 5715, 7143, 7620, 7874, 9524, 11430, 11811, 11905, 14286, 15748, 19685, 21429, 22860, 23622, 23810, 28572, 35433, 35715, 39370, 42858, 47244, 47620, 59055, 70866, 71430, 73811, 78740, 85716, 107145, 118110, 141732, 142860, 147622, 177165, 214290, 221433, 236220, 295244, 302387, 354330, 369055, 428580, 442866, 604774, 664299, 708660, 738110, 885732, 907161, 1107165, 1209548, 1328598, 1476220, 1511935, 1814322, 2214330, 2657196, 2721483, 3023870, 3321495, 3628644, 4428660, 4535805, 5442966, 6047740, 6642990, 9071610, 9373997, 10885932, 13285980, 13607415, 18143220, 18747994, 27214830, 28121991, 37495988, 46869985, 54429660, 56243982, 84365973, 93739970, 112487964, 140609955, 168731946, 187479940, 281219910, 337463892, 421829865, 562439820, 843659730, 1687319460]

約数ペア:

[(1, 1687319460), (2, 843659730), (3, 562439820), (4, 421829865), (5, 337463892), (6, 281219910), (9, 187479940), (10, 168731946), (12, 140609955), (15, 112487964), (18, 93739970), (20, 84365973), (30, 56243982), (31, 54429660), (36, 46869985), (45, 37495988), (60, 28121991), (62, 27214830), (90, 18747994), (93, 18143220), (124, 13607415), (127, 13285980), (155, 10885932), (180, 9373997), (186, 9071610), (254, 6642990), (279, 6047740), (310, 5442966), (372, 4535805), (381, 4428660), (465, 3628644), (508, 3321495), (558, 3023870), (620, 2721483), (635, 2657196), (762, 2214330), (930, 1814322), (1116, 1511935), (1143, 1476220), (1270, 1328598), (1395, 1209548), (1524, 1107165), (1860, 907161), (1905, 885732), (2286, 738110), (2381, 708660), (2540, 664299), (2790, 604774), (3810, 442866), (3937, 428580), (4572, 369055), (4762, 354330), (5580, 302387), (5715, 295244), (7143, 236220), (7620, 221433), (7874, 214290), (9524, 177165), (11430, 147622), (11811, 142860), (11905, 141732), (14286, 118110), (15748, 107145), (19685, 85716), (21429, 78740), (22860, 73811), (23622, 71430), (23810, 70866), (28572, 59055), (35433, 47620), (35715, 47244), (39370, 42858)]