161611520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1$

素因数の和:1106

約数の個数: 144

約数和(自身を含む): 468877248

約数和(自身を除く): 307265728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1061, 1088, 1120, 1190, 1280, 1360, 1792, 1904, 2122, 2176, 2240, 2380, 2720, 3808, 4244, 4352, 4480, 4760, 5305, 5440, 7427, 7616, 8488, 8960, 9520, 10610, 10880, 14854, 15232, 16976, 18037, 19040, 21220, 21760, 29708, 30464, 33952, 36074, 37135, 38080, 42440, 59416, 67904, 72148, 74270, 76160, 84880, 90185, 118832, 126259, 135808, 144296, 148540, 152320, 169760, 180370, 237664, 252518, 271616, 288592, 297080, 339520, 360740, 475328, 505036, 577184, 594160, 631295, 679040, 721480, 950656, 1010072, 1154368, 1188320, 1262590, 1358080, 1442960, 1901312, 2020144, 2308736, 2376640, 2525180, 2885920, 4040288, 4617472, 4753280, 5050360, 5771840, 8080576, 9506560, 10100720, 11543680, 16161152, 20201440, 23087360, 32322304, 40402880, 80805760, 161611520]

約数ペア:

[(1, 161611520), (2, 80805760), (4, 40402880), (5, 32322304), (7, 23087360), (8, 20201440), (10, 16161152), (14, 11543680), (16, 10100720), (17, 9506560), (20, 8080576), (28, 5771840), (32, 5050360), (34, 4753280), (35, 4617472), (40, 4040288), (56, 2885920), (64, 2525180), (68, 2376640), (70, 2308736), (80, 2020144), (85, 1901312), (112, 1442960), (119, 1358080), (128, 1262590), (136, 1188320), (140, 1154368), (160, 1010072), (170, 950656), (224, 721480), (238, 679040), (256, 631295), (272, 594160), (280, 577184), (320, 505036), (340, 475328), (448, 360740), (476, 339520), (544, 297080), (560, 288592), (595, 271616), (640, 252518), (680, 237664), (896, 180370), (952, 169760), (1061, 152320), (1088, 148540), (1120, 144296), (1190, 135808), (1280, 126259), (1360, 118832), (1792, 90185), (1904, 84880), (2122, 76160), (2176, 74270), (2240, 72148), (2380, 67904), (2720, 59416), (3808, 42440), (4244, 38080), (4352, 37135), (4480, 36074), (4760, 33952), (5305, 30464), (5440, 29708), (7427, 21760), (7616, 21220), (8488, 19040), (8960, 18037), (9520, 16976), (10610, 15232), (10880, 14854)]