1315565440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2851}}^1$

素因数の和:2980

約数の個数: 128

約数和(自身を含む): 3630481920

約数和(自身を除く): 2314916480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 103, 112, 128, 140, 160, 206, 224, 280, 320, 412, 448, 515, 560, 640, 721, 824, 896, 1030, 1120, 1442, 1648, 2060, 2240, 2851, 2884, 3296, 3605, 4120, 4480, 5702, 5768, 6592, 7210, 8240, 11404, 11536, 13184, 14255, 14420, 16480, 19957, 22808, 23072, 28510, 28840, 32960, 39914, 45616, 46144, 57020, 57680, 65920, 79828, 91232, 92288, 99785, 114040, 115360, 159656, 182464, 199570, 228080, 230720, 293653, 319312, 364928, 399140, 456160, 461440, 587306, 638624, 798280, 912320, 1174612, 1277248, 1468265, 1596560, 1824640, 2055571, 2349224, 2554496, 2936530, 3193120, 4111142, 4698448, 5873060, 6386240, 8222284, 9396896, 10277855, 11746120, 12772480, 16444568, 18793792, 20555710, 23492240, 32889136, 37587584, 41111420, 46984480, 65778272, 82222840, 93968960, 131556544, 164445680, 187937920, 263113088, 328891360, 657782720, 1315565440]

約数ペア:

[(1, 1315565440), (2, 657782720), (4, 328891360), (5, 263113088), (7, 187937920), (8, 164445680), (10, 131556544), (14, 93968960), (16, 82222840), (20, 65778272), (28, 46984480), (32, 41111420), (35, 37587584), (40, 32889136), (56, 23492240), (64, 20555710), (70, 18793792), (80, 16444568), (103, 12772480), (112, 11746120), (128, 10277855), (140, 9396896), (160, 8222284), (206, 6386240), (224, 5873060), (280, 4698448), (320, 4111142), (412, 3193120), (448, 2936530), (515, 2554496), (560, 2349224), (640, 2055571), (721, 1824640), (824, 1596560), (896, 1468265), (1030, 1277248), (1120, 1174612), (1442, 912320), (1648, 798280), (2060, 638624), (2240, 587306), (2851, 461440), (2884, 456160), (3296, 399140), (3605, 364928), (4120, 319312), (4480, 293653), (5702, 230720), (5768, 228080), (6592, 199570), (7210, 182464), (8240, 159656), (11404, 115360), (11536, 114040), (13184, 99785), (14255, 92288), (14420, 91232), (16480, 79828), (19957, 65920), (22808, 57680), (23072, 57020), (28510, 46144), (28840, 45616), (32960, 39914)]