27987840

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 192

約数和(自身を含む): 99768240

約数和(自身を除く): 71780400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 113, 120, 128, 129, 144, 160, 172, 180, 192, 215, 226, 240, 258, 288, 320, 339, 344, 360, 384, 387, 430, 452, 480, 516, 565, 576, 640, 645, 678, 688, 720, 774, 860, 904, 960, 1017, 1032, 1130, 1152, 1290, 1356, 1376, 1440, 1548, 1695, 1720, 1808, 1920, 1935, 2034, 2064, 2260, 2580, 2712, 2752, 2880, 3096, 3390, 3440, 3616, 3870, 4068, 4128, 4520, 4859, 5085, 5160, 5424, 5504, 5760, 6192, 6780, 6880, 7232, 7740, 8136, 8256, 9040, 9718, 10170, 10320, 10848, 12384, 13560, 13760, 14464, 14577, 15480, 16272, 16512, 18080, 19436, 20340, 20640, 21696, 24295, 24768, 27120, 27520, 29154, 30960, 32544, 36160, 38872, 40680, 41280, 43392, 43731, 48590, 49536, 54240, 58308, 61920, 65088, 72320, 72885, 77744, 81360, 82560, 87462, 97180, 108480, 116616, 123840, 130176, 145770, 155488, 162720, 174924, 194360, 216960, 218655, 233232, 247680, 291540, 310976, 325440, 349848, 388720, 437310, 466464, 583080, 621952, 650880, 699696, 777440, 874620, 932928, 1166160, 1399392, 1554880, 1749240, 1865856, 2332320, 2798784, 3109760, 3498480, 4664640, 5597568, 6996960, 9329280, 13993920, 27987840]

約数ペア:

[(1, 27987840), (2, 13993920), (3, 9329280), (4, 6996960), (5, 5597568), (6, 4664640), (8, 3498480), (9, 3109760), (10, 2798784), (12, 2332320), (15, 1865856), (16, 1749240), (18, 1554880), (20, 1399392), (24, 1166160), (30, 932928), (32, 874620), (36, 777440), (40, 699696), (43, 650880), (45, 621952), (48, 583080), (60, 466464), (64, 437310), (72, 388720), (80, 349848), (86, 325440), (90, 310976), (96, 291540), (113, 247680), (120, 233232), (128, 218655), (129, 216960), (144, 194360), (160, 174924), (172, 162720), (180, 155488), (192, 145770), (215, 130176), (226, 123840), (240, 116616), (258, 108480), (288, 97180), (320, 87462), (339, 82560), (344, 81360), (360, 77744), (384, 72885), (387, 72320), (430, 65088), (452, 61920), (480, 58308), (516, 54240), (565, 49536), (576, 48590), (640, 43731), (645, 43392), (678, 41280), (688, 40680), (720, 38872), (774, 36160), (860, 32544), (904, 30960), (960, 29154), (1017, 27520), (1032, 27120), (1130, 24768), (1152, 24295), (1290, 21696), (1356, 20640), (1376, 20340), (1440, 19436), (1548, 18080), (1695, 16512), (1720, 16272), (1808, 15480), (1920, 14577), (1935, 14464), (2034, 13760), (2064, 13560), (2260, 12384), (2580, 10848), (2712, 10320), (2752, 10170), (2880, 9718), (3096, 9040), (3390, 8256), (3440, 8136), (3616, 7740), (3870, 7232), (4068, 6880), (4128, 6780), (4520, 6192), (4859, 5760), (5085, 5504), (5160, 5424)]