1381192920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{193}}^2$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 4556064240

約数和(自身を除く): 3174871320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 103, 120, 180, 193, 206, 309, 360, 386, 412, 515, 579, 618, 772, 824, 927, 965, 1030, 1158, 1236, 1544, 1545, 1737, 1854, 1930, 2060, 2316, 2472, 2895, 3090, 3474, 3708, 3860, 4120, 4632, 4635, 5790, 6180, 6948, 7416, 7720, 8685, 9270, 11580, 12360, 13896, 17370, 18540, 19879, 23160, 34740, 37080, 37249, 39758, 59637, 69480, 74498, 79516, 99395, 111747, 119274, 148996, 159032, 178911, 186245, 198790, 223494, 238548, 297992, 298185, 335241, 357822, 372490, 397580, 446988, 477096, 558735, 596370, 670482, 715644, 744980, 795160, 893976, 894555, 1117470, 1192740, 1340964, 1431288, 1489960, 1676205, 1789110, 2234940, 2385480, 2681928, 3352410, 3578220, 3836647, 4469880, 6704820, 7156440, 7673294, 11509941, 13409640, 15346588, 19183235, 23019882, 30693176, 34529823, 38366470, 46039764, 57549705, 69059646, 76732940, 92079528, 115099410, 138119292, 153465880, 172649115, 230198820, 276238584, 345298230, 460397640, 690596460, 1381192920]

約数ペア:

[(1, 1381192920), (2, 690596460), (3, 460397640), (4, 345298230), (5, 276238584), (6, 230198820), (8, 172649115), (9, 153465880), (10, 138119292), (12, 115099410), (15, 92079528), (18, 76732940), (20, 69059646), (24, 57549705), (30, 46039764), (36, 38366470), (40, 34529823), (45, 30693176), (60, 23019882), (72, 19183235), (90, 15346588), (103, 13409640), (120, 11509941), (180, 7673294), (193, 7156440), (206, 6704820), (309, 4469880), (360, 3836647), (386, 3578220), (412, 3352410), (515, 2681928), (579, 2385480), (618, 2234940), (772, 1789110), (824, 1676205), (927, 1489960), (965, 1431288), (1030, 1340964), (1158, 1192740), (1236, 1117470), (1544, 894555), (1545, 893976), (1737, 795160), (1854, 744980), (1930, 715644), (2060, 670482), (2316, 596370), (2472, 558735), (2895, 477096), (3090, 446988), (3474, 397580), (3708, 372490), (3860, 357822), (4120, 335241), (4632, 298185), (4635, 297992), (5790, 238548), (6180, 223494), (6948, 198790), (7416, 186245), (7720, 178911), (8685, 159032), (9270, 148996), (11580, 119274), (12360, 111747), (13896, 99395), (17370, 79516), (18540, 74498), (19879, 69480), (23160, 59637), (34740, 39758), (37080, 37249)]