28876320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1823}}^1$

素因数の和:1855

約数の個数: 144

約数和(自身を含む): 107557632

約数和(自身を除く): 78681312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1823, 1980, 2640, 3168, 3646, 3960, 5280, 5469, 7292, 7920, 9115, 10938, 14584, 15840, 16407, 18230, 20053, 21876, 27345, 29168, 32814, 36460, 40106, 43752, 54690, 58336, 60159, 65628, 72920, 80212, 82035, 87504, 100265, 109380, 120318, 131256, 145840, 160424, 164070, 175008, 180477, 200530, 218760, 240636, 262512, 291680, 300795, 320848, 328140, 360954, 401060, 437520, 481272, 525024, 601590, 641696, 656280, 721908, 802120, 875040, 902385, 962544, 1203180, 1312560, 1443816, 1604240, 1804770, 1925088, 2406360, 2625120, 2887632, 3208480, 3609540, 4812720, 5775264, 7219080, 9625440, 14438160, 28876320]

約数ペア:

[(1, 28876320), (2, 14438160), (3, 9625440), (4, 7219080), (5, 5775264), (6, 4812720), (8, 3609540), (9, 3208480), (10, 2887632), (11, 2625120), (12, 2406360), (15, 1925088), (16, 1804770), (18, 1604240), (20, 1443816), (22, 1312560), (24, 1203180), (30, 962544), (32, 902385), (33, 875040), (36, 802120), (40, 721908), (44, 656280), (45, 641696), (48, 601590), (55, 525024), (60, 481272), (66, 437520), (72, 401060), (80, 360954), (88, 328140), (90, 320848), (96, 300795), (99, 291680), (110, 262512), (120, 240636), (132, 218760), (144, 200530), (160, 180477), (165, 175008), (176, 164070), (180, 160424), (198, 145840), (220, 131256), (240, 120318), (264, 109380), (288, 100265), (330, 87504), (352, 82035), (360, 80212), (396, 72920), (440, 65628), (480, 60159), (495, 58336), (528, 54690), (660, 43752), (720, 40106), (792, 36460), (880, 32814), (990, 29168), (1056, 27345), (1320, 21876), (1440, 20053), (1584, 18230), (1760, 16407), (1823, 15840), (1980, 14584), (2640, 10938), (3168, 9115), (3646, 7920), (3960, 7292), (5280, 5469)]