206858880

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{11971}}^1$

素因数の和:11999

約数の個数: 128

約数和(自身を含む): 732686400

約数和(自身を除く): 525827520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 11971, 17280, 23942, 35913, 47884, 59855, 71826, 95768, 107739, 119710, 143652, 179565, 191536, 215478, 239420, 287304, 323217, 359130, 383072, 430956, 478840, 538695, 574608, 646434, 718260, 766144, 861912, 957680, 1077390, 1149216, 1292868, 1436520, 1532288, 1616085, 1723824, 1915360, 2154780, 2298432, 2585736, 2873040, 3232170, 3447648, 3830720, 4309560, 4596864, 5171472, 5746080, 6464340, 6895296, 7661440, 8619120, 10342944, 11492160, 12928680, 13790592, 17238240, 20685888, 22984320, 25857360, 34476480, 41371776, 51714720, 68952960, 103429440, 206858880]

約数ペア:

[(1, 206858880), (2, 103429440), (3, 68952960), (4, 51714720), (5, 41371776), (6, 34476480), (8, 25857360), (9, 22984320), (10, 20685888), (12, 17238240), (15, 13790592), (16, 12928680), (18, 11492160), (20, 10342944), (24, 8619120), (27, 7661440), (30, 6895296), (32, 6464340), (36, 5746080), (40, 5171472), (45, 4596864), (48, 4309560), (54, 3830720), (60, 3447648), (64, 3232170), (72, 2873040), (80, 2585736), (90, 2298432), (96, 2154780), (108, 1915360), (120, 1723824), (128, 1616085), (135, 1532288), (144, 1436520), (160, 1292868), (180, 1149216), (192, 1077390), (216, 957680), (240, 861912), (270, 766144), (288, 718260), (320, 646434), (360, 574608), (384, 538695), (432, 478840), (480, 430956), (540, 383072), (576, 359130), (640, 323217), (720, 287304), (864, 239420), (960, 215478), (1080, 191536), (1152, 179565), (1440, 143652), (1728, 119710), (1920, 107739), (2160, 95768), (2880, 71826), (3456, 59855), (4320, 47884), (5760, 35913), (8640, 23942), (11971, 17280)]