220709760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:988

約数の個数: 128

約数和(自身を含む): 709430400

約数和(自身を除く): 488720640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 278, 320, 384, 417, 480, 556, 640, 695, 827, 834, 960, 1112, 1390, 1654, 1668, 1920, 2085, 2224, 2481, 2780, 3308, 3336, 4135, 4170, 4448, 4962, 5560, 6616, 6672, 8270, 8340, 8896, 9924, 11120, 12405, 13232, 13344, 16540, 16680, 17792, 19848, 22240, 24810, 26464, 26688, 33080, 33360, 39696, 44480, 49620, 52928, 53376, 66160, 66720, 79392, 88960, 99240, 105856, 114953, 132320, 133440, 158784, 198480, 229906, 264640, 266880, 317568, 344859, 396960, 459812, 529280, 574765, 689718, 793920, 919624, 1149530, 1379436, 1587840, 1724295, 1839248, 2299060, 2758872, 3448590, 3678496, 4598120, 5517744, 6897180, 7356992, 9196240, 11035488, 13794360, 14713984, 18392480, 22070976, 27588720, 36784960, 44141952, 55177440, 73569920, 110354880, 220709760]

約数ペア:

[(1, 220709760), (2, 110354880), (3, 73569920), (4, 55177440), (5, 44141952), (6, 36784960), (8, 27588720), (10, 22070976), (12, 18392480), (15, 14713984), (16, 13794360), (20, 11035488), (24, 9196240), (30, 7356992), (32, 6897180), (40, 5517744), (48, 4598120), (60, 3678496), (64, 3448590), (80, 2758872), (96, 2299060), (120, 1839248), (128, 1724295), (139, 1587840), (160, 1379436), (192, 1149530), (240, 919624), (278, 793920), (320, 689718), (384, 574765), (417, 529280), (480, 459812), (556, 396960), (640, 344859), (695, 317568), (827, 266880), (834, 264640), (960, 229906), (1112, 198480), (1390, 158784), (1654, 133440), (1668, 132320), (1920, 114953), (2085, 105856), (2224, 99240), (2481, 88960), (2780, 79392), (3308, 66720), (3336, 66160), (4135, 53376), (4170, 52928), (4448, 49620), (4962, 44480), (5560, 39696), (6616, 33360), (6672, 33080), (8270, 26688), (8340, 26464), (8896, 24810), (9924, 22240), (11120, 19848), (12405, 17792), (13232, 16680), (13344, 16540)]