220109680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 624245760

約数和(自身を除く): 404136080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 137, 140, 151, 152, 190, 266, 274, 280, 302, 304, 380, 532, 548, 560, 604, 665, 685, 755, 760, 959, 1057, 1064, 1096, 1208, 1330, 1370, 1510, 1520, 1918, 2114, 2128, 2192, 2416, 2603, 2660, 2740, 2869, 3020, 3836, 4228, 4795, 5206, 5285, 5320, 5480, 5738, 6040, 7672, 8456, 9590, 10412, 10570, 10640, 10960, 11476, 12080, 13015, 14345, 15344, 16912, 18221, 19180, 20083, 20687, 20824, 21140, 22952, 26030, 28690, 36442, 38360, 40166, 41374, 41648, 42280, 45904, 52060, 57380, 72884, 76720, 80332, 82748, 84560, 91105, 100415, 103435, 104120, 114760, 144809, 145768, 160664, 165496, 182210, 200830, 206870, 208240, 229520, 289618, 291536, 321328, 330992, 364420, 393053, 401660, 413740, 579236, 724045, 728840, 786106, 803320, 827480, 1158472, 1448090, 1457680, 1572212, 1606640, 1654960, 1965265, 2316944, 2751371, 2896180, 3144424, 3930530, 5502742, 5792360, 6288848, 7861060, 11005484, 11584720, 13756855, 15722120, 22010968, 27513710, 31444240, 44021936, 55027420, 110054840, 220109680]

約数ペア:

[(1, 220109680), (2, 110054840), (4, 55027420), (5, 44021936), (7, 31444240), (8, 27513710), (10, 22010968), (14, 15722120), (16, 13756855), (19, 11584720), (20, 11005484), (28, 7861060), (35, 6288848), (38, 5792360), (40, 5502742), (56, 3930530), (70, 3144424), (76, 2896180), (80, 2751371), (95, 2316944), (112, 1965265), (133, 1654960), (137, 1606640), (140, 1572212), (151, 1457680), (152, 1448090), (190, 1158472), (266, 827480), (274, 803320), (280, 786106), (302, 728840), (304, 724045), (380, 579236), (532, 413740), (548, 401660), (560, 393053), (604, 364420), (665, 330992), (685, 321328), (755, 291536), (760, 289618), (959, 229520), (1057, 208240), (1064, 206870), (1096, 200830), (1208, 182210), (1330, 165496), (1370, 160664), (1510, 145768), (1520, 144809), (1918, 114760), (2114, 104120), (2128, 103435), (2192, 100415), (2416, 91105), (2603, 84560), (2660, 82748), (2740, 80332), (2869, 76720), (3020, 72884), (3836, 57380), (4228, 52060), (4795, 45904), (5206, 42280), (5285, 41648), (5320, 41374), (5480, 40166), (5738, 38360), (6040, 36442), (7672, 28690), (8456, 26030), (9590, 22952), (10412, 21140), (10570, 20824), (10640, 20687), (10960, 20083), (11476, 19180), (12080, 18221), (13015, 16912), (14345, 15344)]