136880640

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:499

約数の個数: 240

約数和(自身を含む): 511639128

約数和(自身を除く): 374758488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 457, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 914, 936, 960, 1040, 1152, 1170, 1248, 1280, 1371, 1440, 1536, 1560, 1664, 1828, 1872, 1920, 2080, 2285, 2304, 2340, 2496, 2560, 2742, 2880, 3120, 3328, 3656, 3744, 3840, 4113, 4160, 4570, 4608, 4680, 4992, 5484, 5760, 5941, 6240, 6656, 6855, 7312, 7488, 7680, 8226, 8320, 9140, 9360, 9984, 10968, 11520, 11882, 12480, 13710, 14624, 14976, 16452, 16640, 17823, 18280, 18720, 19968, 20565, 21936, 23040, 23764, 24960, 27420, 29248, 29705, 29952, 32904, 33280, 35646, 36560, 37440, 41130, 43872, 47528, 49920, 53469, 54840, 58496, 59410, 59904, 65808, 71292, 73120, 74880, 82260, 87744, 89115, 95056, 99840, 106938, 109680, 116992, 118820, 131616, 142584, 146240, 149760, 164520, 175488, 178230, 190112, 213876, 219360, 233984, 237640, 263232, 267345, 285168, 292480, 299520, 329040, 350976, 356460, 380224, 427752, 438720, 475280, 526464, 534690, 570336, 584960, 658080, 701952, 712920, 760448, 855504, 877440, 950560, 1052928, 1069380, 1140672, 1169920, 1316160, 1425840, 1520896, 1711008, 1754880, 1901120, 2105856, 2138760, 2281344, 2632320, 2851680, 3041792, 3422016, 3509760, 3802240, 4277520, 4562688, 5264640, 5703360, 6844032, 7604480, 8555040, 9125376, 10529280, 11406720, 13688064, 15208960, 17110080, 22813440, 27376128, 34220160, 45626880, 68440320, 136880640]

約数ペア:

[(1, 136880640), (2, 68440320), (3, 45626880), (4, 34220160), (5, 27376128), (6, 22813440), (8, 17110080), (9, 15208960), (10, 13688064), (12, 11406720), (13, 10529280), (15, 9125376), (16, 8555040), (18, 7604480), (20, 6844032), (24, 5703360), (26, 5264640), (30, 4562688), (32, 4277520), (36, 3802240), (39, 3509760), (40, 3422016), (45, 3041792), (48, 2851680), (52, 2632320), (60, 2281344), (64, 2138760), (65, 2105856), (72, 1901120), (78, 1754880), (80, 1711008), (90, 1520896), (96, 1425840), (104, 1316160), (117, 1169920), (120, 1140672), (128, 1069380), (130, 1052928), (144, 950560), (156, 877440), (160, 855504), (180, 760448), (192, 712920), (195, 701952), (208, 658080), (234, 584960), (240, 570336), (256, 534690), (260, 526464), (288, 475280), (312, 438720), (320, 427752), (360, 380224), (384, 356460), (390, 350976), (416, 329040), (457, 299520), (468, 292480), (480, 285168), (512, 267345), (520, 263232), (576, 237640), (585, 233984), (624, 219360), (640, 213876), (720, 190112), (768, 178230), (780, 175488), (832, 164520), (914, 149760), (936, 146240), (960, 142584), (1040, 131616), (1152, 118820), (1170, 116992), (1248, 109680), (1280, 106938), (1371, 99840), (1440, 95056), (1536, 89115), (1560, 87744), (1664, 82260), (1828, 74880), (1872, 73120), (1920, 71292), (2080, 65808), (2285, 59904), (2304, 59410), (2340, 58496), (2496, 54840), (2560, 53469), (2742, 49920), (2880, 47528), (3120, 43872), (3328, 41130), (3656, 37440), (3744, 36560), (3840, 35646), (4113, 33280), (4160, 32904), (4570, 29952), (4608, 29705), (4680, 29248), (4992, 27420), (5484, 24960), (5760, 23764), (5941, 23040), (6240, 21936), (6656, 20565), (6855, 19968), (7312, 18720), (7488, 18280), (7680, 17823), (8226, 16640), (8320, 16452), (9140, 14976), (9360, 14624), (9984, 13710), (10968, 12480), (11520, 11882)]