281927520

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{9323}}^1$

素因数の和:9354

約数の個数: 192

約数和(自身を含む): 1127831040

約数和(自身を除く): 845903520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 9323, 10080, 15120, 18646, 27969, 30240, 37292, 46615, 55938, 65261, 74584, 83907, 93230, 111876, 130522, 139845, 149168, 167814, 186460, 195783, 223752, 251721, 261044, 279690, 298336, 326305, 335628, 372920, 391566, 419535, 447504, 503442, 522088, 559380, 587349, 652610, 671256, 745840, 783132, 839070, 895008, 978915, 1006884, 1044176, 1118760, 1174698, 1258605, 1305220, 1342512, 1491680, 1566264, 1678140, 1762047, 1957830, 2013768, 2088352, 2237520, 2349396, 2517210, 2610440, 2685024, 2936745, 3132528, 3356280, 3524094, 3915660, 4027536, 4475040, 4698792, 5034420, 5220880, 5873490, 6265056, 6712560, 7048188, 7831320, 8055072, 8810235, 9397584, 10068840, 10441760, 11746980, 13425120, 14096376, 15662640, 17620470, 18795168, 20137680, 23493960, 28192752, 31325280, 35240940, 40275360, 46987920, 56385504, 70481880, 93975840, 140963760, 281927520]

約数ペア:

[(1, 281927520), (2, 140963760), (3, 93975840), (4, 70481880), (5, 56385504), (6, 46987920), (7, 40275360), (8, 35240940), (9, 31325280), (10, 28192752), (12, 23493960), (14, 20137680), (15, 18795168), (16, 17620470), (18, 15662640), (20, 14096376), (21, 13425120), (24, 11746980), (27, 10441760), (28, 10068840), (30, 9397584), (32, 8810235), (35, 8055072), (36, 7831320), (40, 7048188), (42, 6712560), (45, 6265056), (48, 5873490), (54, 5220880), (56, 5034420), (60, 4698792), (63, 4475040), (70, 4027536), (72, 3915660), (80, 3524094), (84, 3356280), (90, 3132528), (96, 2936745), (105, 2685024), (108, 2610440), (112, 2517210), (120, 2349396), (126, 2237520), (135, 2088352), (140, 2013768), (144, 1957830), (160, 1762047), (168, 1678140), (180, 1566264), (189, 1491680), (210, 1342512), (216, 1305220), (224, 1258605), (240, 1174698), (252, 1118760), (270, 1044176), (280, 1006884), (288, 978915), (315, 895008), (336, 839070), (360, 783132), (378, 745840), (420, 671256), (432, 652610), (480, 587349), (504, 559380), (540, 522088), (560, 503442), (630, 447504), (672, 419535), (720, 391566), (756, 372920), (840, 335628), (864, 326305), (945, 298336), (1008, 279690), (1080, 261044), (1120, 251721), (1260, 223752), (1440, 195783), (1512, 186460), (1680, 167814), (1890, 149168), (2016, 139845), (2160, 130522), (2520, 111876), (3024, 93230), (3360, 83907), (3780, 74584), (4320, 65261), (5040, 55938), (6048, 46615), (7560, 37292), (9323, 30240), (10080, 27969), (15120, 18646)]