997955840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{877}}^1$

素因数の和:1032

約数の個数: 144

約数和(自身を含む): 2756554752

約数和(自身を除く): 1758598912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 128, 140, 160, 224, 254, 256, 280, 320, 448, 508, 560, 635, 640, 877, 889, 896, 1016, 1120, 1270, 1280, 1754, 1778, 1792, 2032, 2240, 2540, 3508, 3556, 4064, 4385, 4445, 4480, 5080, 6139, 7016, 7112, 8128, 8770, 8890, 8960, 10160, 12278, 14032, 14224, 16256, 17540, 17780, 20320, 24556, 28064, 28448, 30695, 32512, 35080, 35560, 40640, 49112, 56128, 56896, 61390, 70160, 71120, 81280, 98224, 111379, 112256, 113792, 122780, 140320, 142240, 162560, 196448, 222758, 224512, 227584, 245560, 280640, 284480, 392896, 445516, 491120, 556895, 561280, 568960, 779653, 785792, 891032, 982240, 1113790, 1122560, 1137920, 1559306, 1571584, 1782064, 1964480, 2227580, 3118612, 3564128, 3898265, 3928960, 4455160, 6237224, 7128256, 7796530, 7857920, 8910320, 12474448, 14256512, 15593060, 17820640, 24948896, 28513024, 31186120, 35641280, 49897792, 62372240, 71282560, 99795584, 124744480, 142565120, 199591168, 249488960, 498977920, 997955840]

約数ペア:

[(1, 997955840), (2, 498977920), (4, 249488960), (5, 199591168), (7, 142565120), (8, 124744480), (10, 99795584), (14, 71282560), (16, 62372240), (20, 49897792), (28, 35641280), (32, 31186120), (35, 28513024), (40, 24948896), (56, 17820640), (64, 15593060), (70, 14256512), (80, 12474448), (112, 8910320), (127, 7857920), (128, 7796530), (140, 7128256), (160, 6237224), (224, 4455160), (254, 3928960), (256, 3898265), (280, 3564128), (320, 3118612), (448, 2227580), (508, 1964480), (560, 1782064), (635, 1571584), (640, 1559306), (877, 1137920), (889, 1122560), (896, 1113790), (1016, 982240), (1120, 891032), (1270, 785792), (1280, 779653), (1754, 568960), (1778, 561280), (1792, 556895), (2032, 491120), (2240, 445516), (2540, 392896), (3508, 284480), (3556, 280640), (4064, 245560), (4385, 227584), (4445, 224512), (4480, 222758), (5080, 196448), (6139, 162560), (7016, 142240), (7112, 140320), (8128, 122780), (8770, 113792), (8890, 112256), (8960, 111379), (10160, 98224), (12278, 81280), (14032, 71120), (14224, 70160), (16256, 61390), (17540, 56896), (17780, 56128), (20320, 49112), (24556, 40640), (28064, 35560), (28448, 35080), (30695, 32512)]