255847680

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{673}}^1$

素因数の和:714

約数の個数: 288

約数和(自身を含む): 991912320

約数和(自身を除く): 736064640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 128, 132, 135, 144, 160, 165, 176, 180, 192, 198, 216, 220, 240, 256, 264, 270, 288, 297, 320, 330, 352, 360, 384, 396, 432, 440, 480, 495, 528, 540, 576, 594, 640, 660, 673, 704, 720, 768, 792, 864, 880, 960, 990, 1056, 1080, 1152, 1188, 1280, 1320, 1346, 1408, 1440, 1485, 1584, 1728, 1760, 1920, 1980, 2019, 2112, 2160, 2304, 2376, 2640, 2692, 2816, 2880, 2970, 3168, 3365, 3456, 3520, 3840, 3960, 4038, 4224, 4320, 4752, 5280, 5384, 5760, 5940, 6057, 6336, 6730, 6912, 7040, 7403, 7920, 8076, 8448, 8640, 9504, 10095, 10560, 10768, 11520, 11880, 12114, 12672, 13460, 14080, 14806, 15840, 16152, 17280, 18171, 19008, 20190, 21120, 21536, 22209, 23760, 24228, 25344, 26920, 29612, 30285, 31680, 32304, 34560, 36342, 37015, 38016, 40380, 42240, 43072, 44418, 47520, 48456, 53840, 59224, 60570, 63360, 64608, 66627, 72684, 74030, 76032, 80760, 86144, 88836, 90855, 95040, 96912, 107680, 111045, 118448, 121140, 126720, 129216, 133254, 145368, 148060, 161520, 172288, 177672, 181710, 190080, 193824, 199881, 215360, 222090, 236896, 242280, 258432, 266508, 290736, 296120, 323040, 333135, 355344, 363420, 380160, 387648, 399762, 430720, 444180, 473792, 484560, 516864, 533016, 581472, 592240, 646080, 666270, 710688, 726840, 775296, 799524, 861440, 888360, 947584, 969120, 999405, 1066032, 1162944, 1184480, 1292160, 1332540, 1421376, 1453680, 1550592, 1599048, 1776720, 1895168, 1938240, 1998810, 2132064, 2325888, 2368960, 2584320, 2665080, 2842752, 2907360, 3198096, 3553440, 3876480, 3997620, 4264128, 4651776, 4737920, 5330160, 5685504, 5814720, 6396192, 7106880, 7752960, 7995240, 8528256, 9475840, 10660320, 11629440, 12792384, 14213760, 15990480, 17056512, 21320640, 23258880, 25584768, 28427520, 31980960, 42641280, 51169536, 63961920, 85282560, 127923840, 255847680]

約数ペア:

[(1, 255847680), (2, 127923840), (3, 85282560), (4, 63961920), (5, 51169536), (6, 42641280), (8, 31980960), (9, 28427520), (10, 25584768), (11, 23258880), (12, 21320640), (15, 17056512), (16, 15990480), (18, 14213760), (20, 12792384), (22, 11629440), (24, 10660320), (27, 9475840), (30, 8528256), (32, 7995240), (33, 7752960), (36, 7106880), (40, 6396192), (44, 5814720), (45, 5685504), (48, 5330160), (54, 4737920), (55, 4651776), (60, 4264128), (64, 3997620), (66, 3876480), (72, 3553440), (80, 3198096), (88, 2907360), (90, 2842752), (96, 2665080), (99, 2584320), (108, 2368960), (110, 2325888), (120, 2132064), (128, 1998810), (132, 1938240), (135, 1895168), (144, 1776720), (160, 1599048), (165, 1550592), (176, 1453680), (180, 1421376), (192, 1332540), (198, 1292160), (216, 1184480), (220, 1162944), (240, 1066032), (256, 999405), (264, 969120), (270, 947584), (288, 888360), (297, 861440), (320, 799524), (330, 775296), (352, 726840), (360, 710688), (384, 666270), (396, 646080), (432, 592240), (440, 581472), (480, 533016), (495, 516864), (528, 484560), (540, 473792), (576, 444180), (594, 430720), (640, 399762), (660, 387648), (673, 380160), (704, 363420), (720, 355344), (768, 333135), (792, 323040), (864, 296120), (880, 290736), (960, 266508), (990, 258432), (1056, 242280), (1080, 236896), (1152, 222090), (1188, 215360), (1280, 199881), (1320, 193824), (1346, 190080), (1408, 181710), (1440, 177672), (1485, 172288), (1584, 161520), (1728, 148060), (1760, 145368), (1920, 133254), (1980, 129216), (2019, 126720), (2112, 121140), (2160, 118448), (2304, 111045), (2376, 107680), (2640, 96912), (2692, 95040), (2816, 90855), (2880, 88836), (2970, 86144), (3168, 80760), (3365, 76032), (3456, 74030), (3520, 72684), (3840, 66627), (3960, 64608), (4038, 63360), (4224, 60570), (4320, 59224), (4752, 53840), (5280, 48456), (5384, 47520), (5760, 44418), (5940, 43072), (6057, 42240), (6336, 40380), (6730, 38016), (6912, 37015), (7040, 36342), (7403, 34560), (7920, 32304), (8076, 31680), (8448, 30285), (8640, 29612), (9504, 26920), (10095, 25344), (10560, 24228), (10768, 23760), (11520, 22209), (11880, 21536), (12114, 21120), (12672, 20190), (13460, 19008), (14080, 18171), (14806, 17280), (15840, 16152)]