80677440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 168

約数和(自身を含む): 281132280

約数和(自身を除く): 200454840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 109, 120, 144, 160, 180, 192, 218, 240, 257, 288, 320, 327, 360, 436, 480, 514, 545, 576, 654, 720, 771, 872, 960, 981, 1028, 1090, 1285, 1308, 1440, 1542, 1635, 1744, 1962, 2056, 2180, 2313, 2570, 2616, 2880, 3084, 3270, 3488, 3855, 3924, 4112, 4360, 4626, 4905, 5140, 5232, 6168, 6540, 6976, 7710, 7848, 8224, 8720, 9252, 9810, 10280, 10464, 11565, 12336, 13080, 15420, 15696, 16448, 17440, 18504, 19620, 20560, 20928, 23130, 24672, 26160, 28013, 30840, 31392, 34880, 37008, 39240, 41120, 46260, 49344, 52320, 56026, 61680, 62784, 74016, 78480, 82240, 84039, 92520, 104640, 112052, 123360, 140065, 148032, 156960, 168078, 185040, 224104, 246720, 252117, 280130, 313920, 336156, 370080, 420195, 448208, 504234, 560260, 672312, 740160, 840390, 896416, 1008468, 1120520, 1260585, 1344624, 1680780, 1792832, 2016936, 2241040, 2521170, 2689248, 3361560, 4033872, 4482080, 5042340, 5378496, 6723120, 8067744, 8964160, 10084680, 13446240, 16135488, 20169360, 26892480, 40338720, 80677440]

約数ペア:

[(1, 80677440), (2, 40338720), (3, 26892480), (4, 20169360), (5, 16135488), (6, 13446240), (8, 10084680), (9, 8964160), (10, 8067744), (12, 6723120), (15, 5378496), (16, 5042340), (18, 4482080), (20, 4033872), (24, 3361560), (30, 2689248), (32, 2521170), (36, 2241040), (40, 2016936), (45, 1792832), (48, 1680780), (60, 1344624), (64, 1260585), (72, 1120520), (80, 1008468), (90, 896416), (96, 840390), (109, 740160), (120, 672312), (144, 560260), (160, 504234), (180, 448208), (192, 420195), (218, 370080), (240, 336156), (257, 313920), (288, 280130), (320, 252117), (327, 246720), (360, 224104), (436, 185040), (480, 168078), (514, 156960), (545, 148032), (576, 140065), (654, 123360), (720, 112052), (771, 104640), (872, 92520), (960, 84039), (981, 82240), (1028, 78480), (1090, 74016), (1285, 62784), (1308, 61680), (1440, 56026), (1542, 52320), (1635, 49344), (1744, 46260), (1962, 41120), (2056, 39240), (2180, 37008), (2313, 34880), (2570, 31392), (2616, 30840), (2880, 28013), (3084, 26160), (3270, 24672), (3488, 23130), (3855, 20928), (3924, 20560), (4112, 19620), (4360, 18504), (4626, 17440), (4905, 16448), (5140, 15696), (5232, 15420), (6168, 13080), (6540, 12336), (6976, 11565), (7710, 10464), (7848, 10280), (8224, 9810), (8720, 9252)]