255805440

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{757}}^1$

素因数の和:798

約数の個数: 192

約数和(自身を含む): 893954880

約数和(自身を除く): 638149440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 512, 528, 640, 660, 704, 757, 768, 880, 960, 1024, 1056, 1280, 1320, 1408, 1514, 1536, 1760, 1920, 2048, 2112, 2271, 2560, 2640, 2816, 3028, 3072, 3520, 3785, 3840, 4224, 4542, 5120, 5280, 5632, 6056, 6144, 7040, 7570, 7680, 8327, 8448, 9084, 10240, 10560, 11264, 11355, 12112, 14080, 15140, 15360, 16654, 16896, 18168, 21120, 22528, 22710, 24224, 24981, 28160, 30280, 30720, 33308, 33792, 36336, 41635, 42240, 45420, 48448, 49962, 56320, 60560, 66616, 67584, 72672, 83270, 84480, 90840, 96896, 99924, 112640, 121120, 124905, 133232, 145344, 166540, 168960, 181680, 193792, 199848, 242240, 249810, 266464, 290688, 333080, 337920, 363360, 387584, 399696, 484480, 499620, 532928, 581376, 666160, 726720, 775168, 799392, 968960, 999240, 1065856, 1162752, 1332320, 1453440, 1550336, 1598784, 1937920, 1998480, 2131712, 2325504, 2664640, 2906880, 3197568, 3875840, 3996960, 4263424, 4651008, 5329280, 5813760, 6395136, 7751680, 7993920, 8526848, 10658560, 11627520, 12790272, 15987840, 17053696, 21317120, 23255040, 25580544, 31975680, 42634240, 51161088, 63951360, 85268480, 127902720, 255805440]

約数ペア:

[(1, 255805440), (2, 127902720), (3, 85268480), (4, 63951360), (5, 51161088), (6, 42634240), (8, 31975680), (10, 25580544), (11, 23255040), (12, 21317120), (15, 17053696), (16, 15987840), (20, 12790272), (22, 11627520), (24, 10658560), (30, 8526848), (32, 7993920), (33, 7751680), (40, 6395136), (44, 5813760), (48, 5329280), (55, 4651008), (60, 4263424), (64, 3996960), (66, 3875840), (80, 3197568), (88, 2906880), (96, 2664640), (110, 2325504), (120, 2131712), (128, 1998480), (132, 1937920), (160, 1598784), (165, 1550336), (176, 1453440), (192, 1332320), (220, 1162752), (240, 1065856), (256, 999240), (264, 968960), (320, 799392), (330, 775168), (352, 726720), (384, 666160), (440, 581376), (480, 532928), (512, 499620), (528, 484480), (640, 399696), (660, 387584), (704, 363360), (757, 337920), (768, 333080), (880, 290688), (960, 266464), (1024, 249810), (1056, 242240), (1280, 199848), (1320, 193792), (1408, 181680), (1514, 168960), (1536, 166540), (1760, 145344), (1920, 133232), (2048, 124905), (2112, 121120), (2271, 112640), (2560, 99924), (2640, 96896), (2816, 90840), (3028, 84480), (3072, 83270), (3520, 72672), (3785, 67584), (3840, 66616), (4224, 60560), (4542, 56320), (5120, 49962), (5280, 48448), (5632, 45420), (6056, 42240), (6144, 41635), (7040, 36336), (7570, 33792), (7680, 33308), (8327, 30720), (8448, 30280), (9084, 28160), (10240, 24981), (10560, 24224), (11264, 22710), (11355, 22528), (12112, 21120), (14080, 18168), (15140, 16896), (15360, 16654)]