18601920

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{2153}}^1$

素因数の和:2179

約数の個数: 112

約数和(自身を含む): 65653920

約数和(自身を除く): 47052000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2153, 2160, 2880, 4306, 4320, 6459, 8612, 8640, 10765, 12918, 17224, 19377, 21530, 25836, 32295, 34448, 38754, 43060, 51672, 58131, 64590, 68896, 77508, 86120, 96885, 103344, 116262, 129180, 137792, 155016, 172240, 193770, 206688, 232524, 258360, 290655, 310032, 344480, 387540, 413376, 465048, 516720, 581310, 620064, 688960, 775080, 930096, 1033440, 1162620, 1240128, 1550160, 1860192, 2066880, 2325240, 3100320, 3720384, 4650480, 6200640, 9300960, 18601920]

約数ペア:

[(1, 18601920), (2, 9300960), (3, 6200640), (4, 4650480), (5, 3720384), (6, 3100320), (8, 2325240), (9, 2066880), (10, 1860192), (12, 1550160), (15, 1240128), (16, 1162620), (18, 1033440), (20, 930096), (24, 775080), (27, 688960), (30, 620064), (32, 581310), (36, 516720), (40, 465048), (45, 413376), (48, 387540), (54, 344480), (60, 310032), (64, 290655), (72, 258360), (80, 232524), (90, 206688), (96, 193770), (108, 172240), (120, 155016), (135, 137792), (144, 129180), (160, 116262), (180, 103344), (192, 96885), (216, 86120), (240, 77508), (270, 68896), (288, 64590), (320, 58131), (360, 51672), (432, 43060), (480, 38754), (540, 34448), (576, 32295), (720, 25836), (864, 21530), (960, 19377), (1080, 17224), (1440, 12918), (1728, 10765), (2153, 8640), (2160, 8612), (2880, 6459), (4306, 4320)]