281305440

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5009}}^1$

素因数の和:5046

約数の個数: 192

約数和(自身を含む): 1060516800

約数和(自身を除く): 779211360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 5009, 5616, 6240, 7020, 9360, 10018, 11232, 14040, 15027, 18720, 20036, 25045, 28080, 30054, 40072, 45081, 50090, 56160, 60108, 65117, 75135, 80144, 90162, 100180, 120216, 130234, 135243, 150270, 160288, 180324, 195351, 200360, 225405, 240432, 260468, 270486, 300540, 325585, 360648, 390702, 400720, 450810, 480864, 520936, 540972, 586053, 601080, 651170, 676215, 721296, 781404, 801440, 901620, 976755, 1041872, 1081944, 1172106, 1202160, 1302340, 1352430, 1442592, 1562808, 1758159, 1803240, 1953510, 2083744, 2163888, 2344212, 2404320, 2604680, 2704860, 2930265, 3125616, 3516318, 3606480, 3907020, 4327776, 4688424, 5209360, 5409720, 5860530, 6251232, 7032636, 7212960, 7814040, 8790795, 9376848, 10418720, 10819440, 11721060, 14065272, 15628080, 17581590, 18753696, 21638880, 23442120, 28130544, 31256160, 35163180, 46884240, 56261088, 70326360, 93768480, 140652720, 281305440]

約数ペア:

[(1, 281305440), (2, 140652720), (3, 93768480), (4, 70326360), (5, 56261088), (6, 46884240), (8, 35163180), (9, 31256160), (10, 28130544), (12, 23442120), (13, 21638880), (15, 18753696), (16, 17581590), (18, 15628080), (20, 14065272), (24, 11721060), (26, 10819440), (27, 10418720), (30, 9376848), (32, 8790795), (36, 7814040), (39, 7212960), (40, 7032636), (45, 6251232), (48, 5860530), (52, 5409720), (54, 5209360), (60, 4688424), (65, 4327776), (72, 3907020), (78, 3606480), (80, 3516318), (90, 3125616), (96, 2930265), (104, 2704860), (108, 2604680), (117, 2404320), (120, 2344212), (130, 2163888), (135, 2083744), (144, 1953510), (156, 1803240), (160, 1758159), (180, 1562808), (195, 1442592), (208, 1352430), (216, 1302340), (234, 1202160), (240, 1172106), (260, 1081944), (270, 1041872), (288, 976755), (312, 901620), (351, 801440), (360, 781404), (390, 721296), (416, 676215), (432, 651170), (468, 601080), (480, 586053), (520, 540972), (540, 520936), (585, 480864), (624, 450810), (702, 400720), (720, 390702), (780, 360648), (864, 325585), (936, 300540), (1040, 270486), (1080, 260468), (1170, 240432), (1248, 225405), (1404, 200360), (1440, 195351), (1560, 180324), (1755, 160288), (1872, 150270), (2080, 135243), (2160, 130234), (2340, 120216), (2808, 100180), (3120, 90162), (3510, 80144), (3744, 75135), (4320, 65117), (4680, 60108), (5009, 56160), (5616, 50090), (6240, 45081), (7020, 40072), (9360, 30054), (10018, 28080), (11232, 25045), (14040, 20036), (15027, 18720)]