18085760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:404

約数の個数: 128

約数和(自身を含む): 54051840

約数和(自身を除く): 35966080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 367, 385, 440, 448, 560, 616, 640, 704, 734, 770, 880, 896, 1120, 1232, 1408, 1468, 1540, 1760, 1835, 2240, 2464, 2569, 2936, 3080, 3520, 3670, 4037, 4480, 4928, 5138, 5872, 6160, 7040, 7340, 8074, 9856, 10276, 11744, 12320, 12845, 14680, 16148, 20185, 20552, 23488, 24640, 25690, 28259, 29360, 32296, 40370, 41104, 46976, 49280, 51380, 56518, 58720, 64592, 80740, 82208, 102760, 113036, 117440, 129184, 141295, 161480, 164416, 205520, 226072, 234880, 258368, 282590, 322960, 328832, 411040, 452144, 516736, 565180, 645920, 822080, 904288, 1130360, 1291840, 1644160, 1808576, 2260720, 2583680, 3617152, 4521440, 9042880, 18085760]

約数ペア:

[(1, 18085760), (2, 9042880), (4, 4521440), (5, 3617152), (7, 2583680), (8, 2260720), (10, 1808576), (11, 1644160), (14, 1291840), (16, 1130360), (20, 904288), (22, 822080), (28, 645920), (32, 565180), (35, 516736), (40, 452144), (44, 411040), (55, 328832), (56, 322960), (64, 282590), (70, 258368), (77, 234880), (80, 226072), (88, 205520), (110, 164416), (112, 161480), (128, 141295), (140, 129184), (154, 117440), (160, 113036), (176, 102760), (220, 82208), (224, 80740), (280, 64592), (308, 58720), (320, 56518), (352, 51380), (367, 49280), (385, 46976), (440, 41104), (448, 40370), (560, 32296), (616, 29360), (640, 28259), (704, 25690), (734, 24640), (770, 23488), (880, 20552), (896, 20185), (1120, 16148), (1232, 14680), (1408, 12845), (1468, 12320), (1540, 11744), (1760, 10276), (1835, 9856), (2240, 8074), (2464, 7340), (2569, 7040), (2936, 6160), (3080, 5872), (3520, 5138), (3670, 4928), (4037, 4480)]