215138560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1847}}^1$

素因数の和:1888

約数の個数: 144

約数和(自身を含む): 634588416

約数和(自身を除く): 419449856

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 1847, 2080, 2240, 2912, 3328, 3640, 3694, 4160, 4480, 5824, 7280, 7388, 8320, 8960, 9235, 11648, 12929, 14560, 14776, 16640, 18470, 23296, 24011, 25858, 29120, 29552, 36940, 48022, 51716, 58240, 59104, 64645, 73880, 96044, 103432, 116480, 118208, 120055, 129290, 147760, 168077, 192088, 206864, 236416, 240110, 258580, 295520, 336154, 384176, 413728, 472832, 480220, 517160, 591040, 672308, 768352, 827456, 840385, 960440, 1034320, 1182080, 1344616, 1536704, 1654912, 1680770, 1920880, 2068640, 2364160, 2689232, 3073408, 3309824, 3361540, 3841760, 4137280, 5378464, 6146816, 6723080, 7683520, 8274560, 10756928, 13446160, 15367040, 16549120, 21513856, 26892320, 30734080, 43027712, 53784640, 107569280, 215138560]

約数ペア:

[(1, 215138560), (2, 107569280), (4, 53784640), (5, 43027712), (7, 30734080), (8, 26892320), (10, 21513856), (13, 16549120), (14, 15367040), (16, 13446160), (20, 10756928), (26, 8274560), (28, 7683520), (32, 6723080), (35, 6146816), (40, 5378464), (52, 4137280), (56, 3841760), (64, 3361540), (65, 3309824), (70, 3073408), (80, 2689232), (91, 2364160), (104, 2068640), (112, 1920880), (128, 1680770), (130, 1654912), (140, 1536704), (160, 1344616), (182, 1182080), (208, 1034320), (224, 960440), (256, 840385), (260, 827456), (280, 768352), (320, 672308), (364, 591040), (416, 517160), (448, 480220), (455, 472832), (520, 413728), (560, 384176), (640, 336154), (728, 295520), (832, 258580), (896, 240110), (910, 236416), (1040, 206864), (1120, 192088), (1280, 168077), (1456, 147760), (1664, 129290), (1792, 120055), (1820, 118208), (1847, 116480), (2080, 103432), (2240, 96044), (2912, 73880), (3328, 64645), (3640, 59104), (3694, 58240), (4160, 51716), (4480, 48022), (5824, 36940), (7280, 29552), (7388, 29120), (8320, 25858), (8960, 24011), (9235, 23296), (11648, 18470), (12929, 16640), (14560, 14776)]