16980480

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1$

素因数の和:107

約数の個数: 240

約数和(自身を含む): 65111904

約数和(自身を除く): 48131424

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, 67, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 134, 144, 160, 165, 176, 180, 192, 198, 201, 220, 240, 256, 264, 268, 288, 320, 330, 335, 352, 360, 384, 396, 402, 440, 480, 495, 512, 528, 536, 576, 603, 640, 660, 670, 704, 720, 737, 768, 792, 804, 880, 960, 990, 1005, 1056, 1072, 1152, 1206, 1280, 1320, 1340, 1408, 1440, 1474, 1536, 1584, 1608, 1760, 1920, 1980, 2010, 2112, 2144, 2211, 2304, 2412, 2560, 2640, 2680, 2816, 2880, 2948, 3015, 3168, 3216, 3520, 3685, 3840, 3960, 4020, 4224, 4288, 4422, 4608, 4824, 5280, 5360, 5632, 5760, 5896, 6030, 6336, 6432, 6633, 7040, 7370, 7680, 7920, 8040, 8448, 8576, 8844, 9648, 10560, 10720, 11055, 11520, 11792, 12060, 12672, 12864, 13266, 14080, 14740, 15840, 16080, 16896, 17152, 17688, 19296, 21120, 21440, 22110, 23040, 23584, 24120, 25344, 25728, 26532, 28160, 29480, 31680, 32160, 33165, 34304, 35376, 38592, 42240, 42880, 44220, 47168, 48240, 50688, 51456, 53064, 58960, 63360, 64320, 66330, 70752, 77184, 84480, 85760, 88440, 94336, 96480, 102912, 106128, 117920, 126720, 128640, 132660, 141504, 154368, 171520, 176880, 188672, 192960, 212256, 235840, 253440, 257280, 265320, 283008, 308736, 353760, 377344, 385920, 424512, 471680, 514560, 530640, 566016, 707520, 771840, 849024, 943360, 1061280, 1132032, 1415040, 1543680, 1698048, 1886720, 2122560, 2830080, 3396096, 4245120, 5660160, 8490240, 16980480]

約数ペア:

[(1, 16980480), (2, 8490240), (3, 5660160), (4, 4245120), (5, 3396096), (6, 2830080), (8, 2122560), (9, 1886720), (10, 1698048), (11, 1543680), (12, 1415040), (15, 1132032), (16, 1061280), (18, 943360), (20, 849024), (22, 771840), (24, 707520), (30, 566016), (32, 530640), (33, 514560), (36, 471680), (40, 424512), (44, 385920), (45, 377344), (48, 353760), (55, 308736), (60, 283008), (64, 265320), (66, 257280), (67, 253440), (72, 235840), (80, 212256), (88, 192960), (90, 188672), (96, 176880), (99, 171520), (110, 154368), (120, 141504), (128, 132660), (132, 128640), (134, 126720), (144, 117920), (160, 106128), (165, 102912), (176, 96480), (180, 94336), (192, 88440), (198, 85760), (201, 84480), (220, 77184), (240, 70752), (256, 66330), (264, 64320), (268, 63360), (288, 58960), (320, 53064), (330, 51456), (335, 50688), (352, 48240), (360, 47168), (384, 44220), (396, 42880), (402, 42240), (440, 38592), (480, 35376), (495, 34304), (512, 33165), (528, 32160), (536, 31680), (576, 29480), (603, 28160), (640, 26532), (660, 25728), (670, 25344), (704, 24120), (720, 23584), (737, 23040), (768, 22110), (792, 21440), (804, 21120), (880, 19296), (960, 17688), (990, 17152), (1005, 16896), (1056, 16080), (1072, 15840), (1152, 14740), (1206, 14080), (1280, 13266), (1320, 12864), (1340, 12672), (1408, 12060), (1440, 11792), (1474, 11520), (1536, 11055), (1584, 10720), (1608, 10560), (1760, 9648), (1920, 8844), (1980, 8576), (2010, 8448), (2112, 8040), (2144, 7920), (2211, 7680), (2304, 7370), (2412, 7040), (2560, 6633), (2640, 6432), (2680, 6336), (2816, 6030), (2880, 5896), (2948, 5760), (3015, 5632), (3168, 5360), (3216, 5280), (3520, 4824), (3685, 4608), (3840, 4422), (3960, 4288), (4020, 4224)]