257130720

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{773}}^1$

素因数の和:815

約数の個数: 384

約数和(自身を含む): 1123476480

約数和(自身を除く): 866345760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 154, 160, 165, 168, 176, 180, 189, 198, 210, 216, 220, 224, 231, 240, 252, 264, 270, 280, 288, 297, 308, 315, 330, 336, 352, 360, 378, 385, 396, 420, 432, 440, 462, 480, 495, 504, 528, 540, 560, 594, 616, 630, 660, 672, 693, 720, 756, 770, 773, 792, 840, 864, 880, 924, 945, 990, 1008, 1056, 1080, 1120, 1155, 1188, 1232, 1260, 1320, 1386, 1440, 1485, 1512, 1540, 1546, 1584, 1680, 1760, 1848, 1890, 1980, 2016, 2079, 2160, 2310, 2319, 2376, 2464, 2520, 2640, 2772, 2970, 3024, 3080, 3092, 3168, 3360, 3465, 3696, 3780, 3865, 3960, 4158, 4320, 4620, 4638, 4752, 5040, 5280, 5411, 5544, 5940, 6048, 6160, 6184, 6930, 6957, 7392, 7560, 7730, 7920, 8316, 8503, 9240, 9276, 9504, 10080, 10395, 10822, 11088, 11595, 11880, 12320, 12368, 13860, 13914, 15120, 15460, 15840, 16233, 16632, 17006, 18480, 18552, 20790, 20871, 21644, 22176, 23190, 23760, 24736, 25509, 27055, 27720, 27828, 30240, 30920, 32466, 33264, 34012, 34785, 36960, 37104, 41580, 41742, 42515, 43288, 46380, 47520, 48699, 51018, 54110, 55440, 55656, 59521, 61840, 64932, 66528, 68024, 69570, 74208, 76527, 81165, 83160, 83484, 85030, 86576, 92760, 97398, 102036, 104355, 108220, 110880, 111312, 119042, 123680, 127545, 129864, 136048, 139140, 146097, 153054, 162330, 166320, 166968, 170060, 173152, 178563, 185520, 194796, 204072, 208710, 216440, 222624, 229581, 238084, 243495, 255090, 259728, 272096, 278280, 292194, 297605, 306108, 324660, 332640, 333936, 340120, 357126, 371040, 382635, 389592, 408144, 417420, 432880, 459162, 476168, 486990, 510180, 519456, 535689, 556560, 584388, 595210, 612216, 649320, 667872, 680240, 714252, 730485, 765270, 779184, 816288, 834840, 865760, 892815, 918324, 952336, 973980, 1020360, 1071378, 1113120, 1147905, 1168776, 1190420, 1224432, 1298640, 1360480, 1428504, 1460970, 1530540, 1558368, 1607067, 1669680, 1785630, 1836648, 1904672, 1947960, 2040720, 2142756, 2295810, 2337552, 2380840, 2448864, 2597280, 2678445, 2857008, 2921940, 3061080, 3214134, 3339360, 3571260, 3673296, 3895920, 4081440, 4285512, 4591620, 4675104, 4761680, 5356890, 5714016, 5843880, 6122160, 6428268, 7142520, 7346592, 7791840, 8035335, 8571024, 9183240, 9523360, 10713780, 11687760, 12244320, 12856536, 14285040, 16070670, 17142048, 18366480, 21427560, 23375520, 25713072, 28570080, 32141340, 36732960, 42855120, 51426144, 64282680, 85710240, 128565360, 257130720]

約数ペア:

[(1, 257130720), (2, 128565360), (3, 85710240), (4, 64282680), (5, 51426144), (6, 42855120), (7, 36732960), (8, 32141340), (9, 28570080), (10, 25713072), (11, 23375520), (12, 21427560), (14, 18366480), (15, 17142048), (16, 16070670), (18, 14285040), (20, 12856536), (21, 12244320), (22, 11687760), (24, 10713780), (27, 9523360), (28, 9183240), (30, 8571024), (32, 8035335), (33, 7791840), (35, 7346592), (36, 7142520), (40, 6428268), (42, 6122160), (44, 5843880), (45, 5714016), (48, 5356890), (54, 4761680), (55, 4675104), (56, 4591620), (60, 4285512), (63, 4081440), (66, 3895920), (70, 3673296), (72, 3571260), (77, 3339360), (80, 3214134), (84, 3061080), (88, 2921940), (90, 2857008), (96, 2678445), (99, 2597280), (105, 2448864), (108, 2380840), (110, 2337552), (112, 2295810), (120, 2142756), (126, 2040720), (132, 1947960), (135, 1904672), (140, 1836648), (144, 1785630), (154, 1669680), (160, 1607067), (165, 1558368), (168, 1530540), (176, 1460970), (180, 1428504), (189, 1360480), (198, 1298640), (210, 1224432), (216, 1190420), (220, 1168776), (224, 1147905), (231, 1113120), (240, 1071378), (252, 1020360), (264, 973980), (270, 952336), (280, 918324), (288, 892815), (297, 865760), (308, 834840), (315, 816288), (330, 779184), (336, 765270), (352, 730485), (360, 714252), (378, 680240), (385, 667872), (396, 649320), (420, 612216), (432, 595210), (440, 584388), (462, 556560), (480, 535689), (495, 519456), (504, 510180), (528, 486990), (540, 476168), (560, 459162), (594, 432880), (616, 417420), (630, 408144), (660, 389592), (672, 382635), (693, 371040), (720, 357126), (756, 340120), (770, 333936), (773, 332640), (792, 324660), (840, 306108), (864, 297605), (880, 292194), (924, 278280), (945, 272096), (990, 259728), (1008, 255090), (1056, 243495), (1080, 238084), (1120, 229581), (1155, 222624), (1188, 216440), (1232, 208710), (1260, 204072), (1320, 194796), (1386, 185520), (1440, 178563), (1485, 173152), (1512, 170060), (1540, 166968), (1546, 166320), (1584, 162330), (1680, 153054), (1760, 146097), (1848, 139140), (1890, 136048), (1980, 129864), (2016, 127545), (2079, 123680), (2160, 119042), (2310, 111312), (2319, 110880), (2376, 108220), (2464, 104355), (2520, 102036), (2640, 97398), (2772, 92760), (2970, 86576), (3024, 85030), (3080, 83484), (3092, 83160), (3168, 81165), (3360, 76527), (3465, 74208), (3696, 69570), (3780, 68024), (3865, 66528), (3960, 64932), (4158, 61840), (4320, 59521), (4620, 55656), (4638, 55440), (4752, 54110), (5040, 51018), (5280, 48699), (5411, 47520), (5544, 46380), (5940, 43288), (6048, 42515), (6160, 41742), (6184, 41580), (6930, 37104), (6957, 36960), (7392, 34785), (7560, 34012), (7730, 33264), (7920, 32466), (8316, 30920), (8503, 30240), (9240, 27828), (9276, 27720), (9504, 27055), (10080, 25509), (10395, 24736), (10822, 23760), (11088, 23190), (11595, 22176), (11880, 21644), (12320, 20871), (12368, 20790), (13860, 18552), (13914, 18480), (15120, 17006), (15460, 16632), (15840, 16233)]