218718720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1$

素因数の和:903

約数の個数: 240

約数和(自身を含む): 827304192

約数和(自身を除く): 608585472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 256, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 512, 528, 576, 640, 660, 704, 720, 768, 792, 863, 880, 960, 990, 1056, 1152, 1280, 1320, 1408, 1440, 1536, 1584, 1726, 1760, 1920, 1980, 2112, 2304, 2560, 2589, 2640, 2816, 2880, 3168, 3452, 3520, 3840, 3960, 4224, 4315, 4608, 5178, 5280, 5632, 5760, 6336, 6904, 7040, 7680, 7767, 7920, 8448, 8630, 9493, 10356, 10560, 11520, 12672, 12945, 13808, 14080, 15534, 15840, 16896, 17260, 18986, 20712, 21120, 23040, 25344, 25890, 27616, 28160, 28479, 31068, 31680, 34520, 37972, 38835, 41424, 42240, 47465, 50688, 51780, 55232, 56958, 62136, 63360, 69040, 75944, 77670, 82848, 84480, 85437, 94930, 103560, 110464, 113916, 124272, 126720, 138080, 142395, 151888, 155340, 165696, 170874, 189860, 207120, 220928, 227832, 248544, 253440, 276160, 284790, 303776, 310680, 331392, 341748, 379720, 414240, 427185, 441856, 455664, 497088, 552320, 569580, 607552, 621360, 662784, 683496, 759440, 828480, 854370, 911328, 994176, 1104640, 1139160, 1215104, 1242720, 1325568, 1366992, 1518880, 1656960, 1708740, 1822656, 1988352, 2209280, 2278320, 2430208, 2485440, 2733984, 3037760, 3313920, 3417480, 3645312, 3976704, 4556640, 4860416, 4970880, 5467968, 6075520, 6627840, 6834960, 7290624, 9113280, 9941760, 10935936, 12151040, 13669920, 14581248, 18226560, 19883520, 21871872, 24302080, 27339840, 36453120, 43743744, 54679680, 72906240, 109359360, 218718720]

約数ペア:

[(1, 218718720), (2, 109359360), (3, 72906240), (4, 54679680), (5, 43743744), (6, 36453120), (8, 27339840), (9, 24302080), (10, 21871872), (11, 19883520), (12, 18226560), (15, 14581248), (16, 13669920), (18, 12151040), (20, 10935936), (22, 9941760), (24, 9113280), (30, 7290624), (32, 6834960), (33, 6627840), (36, 6075520), (40, 5467968), (44, 4970880), (45, 4860416), (48, 4556640), (55, 3976704), (60, 3645312), (64, 3417480), (66, 3313920), (72, 3037760), (80, 2733984), (88, 2485440), (90, 2430208), (96, 2278320), (99, 2209280), (110, 1988352), (120, 1822656), (128, 1708740), (132, 1656960), (144, 1518880), (160, 1366992), (165, 1325568), (176, 1242720), (180, 1215104), (192, 1139160), (198, 1104640), (220, 994176), (240, 911328), (256, 854370), (264, 828480), (288, 759440), (320, 683496), (330, 662784), (352, 621360), (360, 607552), (384, 569580), (396, 552320), (440, 497088), (480, 455664), (495, 441856), (512, 427185), (528, 414240), (576, 379720), (640, 341748), (660, 331392), (704, 310680), (720, 303776), (768, 284790), (792, 276160), (863, 253440), (880, 248544), (960, 227832), (990, 220928), (1056, 207120), (1152, 189860), (1280, 170874), (1320, 165696), (1408, 155340), (1440, 151888), (1536, 142395), (1584, 138080), (1726, 126720), (1760, 124272), (1920, 113916), (1980, 110464), (2112, 103560), (2304, 94930), (2560, 85437), (2589, 84480), (2640, 82848), (2816, 77670), (2880, 75944), (3168, 69040), (3452, 63360), (3520, 62136), (3840, 56958), (3960, 55232), (4224, 51780), (4315, 50688), (4608, 47465), (5178, 42240), (5280, 41424), (5632, 38835), (5760, 37972), (6336, 34520), (6904, 31680), (7040, 31068), (7680, 28479), (7767, 28160), (7920, 27616), (8448, 25890), (8630, 25344), (9493, 23040), (10356, 21120), (10560, 20712), (11520, 18986), (12672, 17260), (12945, 16896), (13808, 15840), (14080, 15534)]