1286733864

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{769}}^1$

素因数の和:995

約数の個数: 128

約数和(自身を含む): 3601382400

約数和(自身を除く): 2314648536

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 173, 186, 248, 312, 346, 372, 403, 519, 692, 744, 769, 806, 1038, 1209, 1384, 1538, 1612, 2076, 2249, 2307, 2418, 3076, 3224, 4152, 4498, 4614, 4836, 5363, 6152, 6747, 8996, 9228, 9672, 9997, 10726, 13494, 16089, 17992, 18456, 19994, 21452, 23839, 26988, 29991, 32178, 39988, 42904, 47678, 53976, 59982, 64356, 69719, 71517, 79976, 95356, 119964, 128712, 133037, 139438, 143034, 190712, 209157, 239928, 266074, 278876, 286068, 309907, 399111, 418314, 532148, 557752, 572136, 619814, 798222, 836628, 929721, 1064296, 1239628, 1596444, 1673256, 1729481, 1859442, 2479256, 3192888, 3458962, 3718884, 4124147, 5188443, 6917924, 7437768, 8248294, 10376886, 12372441, 13835848, 16496588, 20753772, 24744882, 32993176, 41507544, 49489764, 53613911, 98979528, 107227822, 160841733, 214455644, 321683466, 428911288, 643366932, 1286733864]

約数ペア:

[(1, 1286733864), (2, 643366932), (3, 428911288), (4, 321683466), (6, 214455644), (8, 160841733), (12, 107227822), (13, 98979528), (24, 53613911), (26, 49489764), (31, 41507544), (39, 32993176), (52, 24744882), (62, 20753772), (78, 16496588), (93, 13835848), (104, 12372441), (124, 10376886), (156, 8248294), (173, 7437768), (186, 6917924), (248, 5188443), (312, 4124147), (346, 3718884), (372, 3458962), (403, 3192888), (519, 2479256), (692, 1859442), (744, 1729481), (769, 1673256), (806, 1596444), (1038, 1239628), (1209, 1064296), (1384, 929721), (1538, 836628), (1612, 798222), (2076, 619814), (2249, 572136), (2307, 557752), (2418, 532148), (3076, 418314), (3224, 399111), (4152, 309907), (4498, 286068), (4614, 278876), (4836, 266074), (5363, 239928), (6152, 209157), (6747, 190712), (8996, 143034), (9228, 139438), (9672, 133037), (9997, 128712), (10726, 119964), (13494, 95356), (16089, 79976), (17992, 71517), (18456, 69719), (19994, 64356), (21452, 59982), (23839, 53976), (26988, 47678), (29991, 42904), (32178, 39988)]