208061280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{20641}}^1$

素因数の和:20669

約数の個数: 144

約数和(自身を含む): 811478304

約数和(自身を除く): 603417024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 20641, 41282, 61923, 82564, 103205, 123846, 144487, 165128, 185769, 206410, 247692, 288974, 309615, 330256, 371538, 412820, 433461, 495384, 577948, 619230, 660512, 722435, 743076, 825640, 866922, 928845, 990768, 1155896, 1238460, 1300383, 1444870, 1486152, 1651280, 1733844, 1857690, 1981536, 2167305, 2311792, 2476920, 2600766, 2889740, 2972304, 3302560, 3467688, 3715380, 4334610, 4623584, 4953840, 5201532, 5779480, 5944608, 6501915, 6935376, 7430760, 8669220, 9907680, 10403064, 11558960, 13003830, 13870752, 14861520, 17338440, 20806128, 23117920, 26007660, 29723040, 34676880, 41612256, 52015320, 69353760, 104030640, 208061280]

約数ペア:

[(1, 208061280), (2, 104030640), (3, 69353760), (4, 52015320), (5, 41612256), (6, 34676880), (7, 29723040), (8, 26007660), (9, 23117920), (10, 20806128), (12, 17338440), (14, 14861520), (15, 13870752), (16, 13003830), (18, 11558960), (20, 10403064), (21, 9907680), (24, 8669220), (28, 7430760), (30, 6935376), (32, 6501915), (35, 5944608), (36, 5779480), (40, 5201532), (42, 4953840), (45, 4623584), (48, 4334610), (56, 3715380), (60, 3467688), (63, 3302560), (70, 2972304), (72, 2889740), (80, 2600766), (84, 2476920), (90, 2311792), (96, 2167305), (105, 1981536), (112, 1857690), (120, 1733844), (126, 1651280), (140, 1486152), (144, 1444870), (160, 1300383), (168, 1238460), (180, 1155896), (210, 990768), (224, 928845), (240, 866922), (252, 825640), (280, 743076), (288, 722435), (315, 660512), (336, 619230), (360, 577948), (420, 495384), (480, 433461), (504, 412820), (560, 371538), (630, 330256), (672, 309615), (720, 288974), (840, 247692), (1008, 206410), (1120, 185769), (1260, 165128), (1440, 144487), (1680, 123846), (2016, 103205), (2520, 82564), (3360, 61923), (5040, 41282), (10080, 20641)]