138067840

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:264

約数の個数: 128

約数和(自身を含む): 351410400

約数和(自身を除く): 213342560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 43, 58, 64, 80, 86, 116, 128, 145, 160, 172, 173, 215, 232, 290, 320, 344, 346, 430, 464, 580, 640, 688, 692, 860, 865, 928, 1160, 1247, 1376, 1384, 1720, 1730, 1856, 2320, 2494, 2752, 2768, 3440, 3460, 3712, 4640, 4988, 5017, 5504, 5536, 6235, 6880, 6920, 7439, 9280, 9976, 10034, 11072, 12470, 13760, 13840, 14878, 18560, 19952, 20068, 22144, 24940, 25085, 27520, 27680, 29756, 37195, 39904, 40136, 49880, 50170, 55360, 59512, 74390, 79808, 80272, 99760, 100340, 110720, 119024, 148780, 159616, 160544, 199520, 200680, 215731, 238048, 297560, 321088, 399040, 401360, 431462, 476096, 595120, 642176, 798080, 802720, 862924, 952192, 1078655, 1190240, 1605440, 1725848, 2157310, 2380480, 3210880, 3451696, 4314620, 4760960, 6903392, 8629240, 13806784, 17258480, 27613568, 34516960, 69033920, 138067840]

約数ペア:

[(1, 138067840), (2, 69033920), (4, 34516960), (5, 27613568), (8, 17258480), (10, 13806784), (16, 8629240), (20, 6903392), (29, 4760960), (32, 4314620), (40, 3451696), (43, 3210880), (58, 2380480), (64, 2157310), (80, 1725848), (86, 1605440), (116, 1190240), (128, 1078655), (145, 952192), (160, 862924), (172, 802720), (173, 798080), (215, 642176), (232, 595120), (290, 476096), (320, 431462), (344, 401360), (346, 399040), (430, 321088), (464, 297560), (580, 238048), (640, 215731), (688, 200680), (692, 199520), (860, 160544), (865, 159616), (928, 148780), (1160, 119024), (1247, 110720), (1376, 100340), (1384, 99760), (1720, 80272), (1730, 79808), (1856, 74390), (2320, 59512), (2494, 55360), (2752, 50170), (2768, 49880), (3440, 40136), (3460, 39904), (3712, 37195), (4640, 29756), (4988, 27680), (5017, 27520), (5504, 25085), (5536, 24940), (6235, 22144), (6880, 20068), (6920, 19952), (7439, 18560), (9280, 14878), (9976, 13840), (10034, 13760), (11072, 12470)]