255605760

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{43}}^2$

素因数の和:120

約数の個数: 264

約数和(自身を含む): 929993040

約数和(自身を除く): 674387280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 64, 72, 80, 86, 90, 96, 108, 120, 128, 129, 135, 144, 160, 172, 180, 192, 215, 216, 240, 256, 258, 270, 288, 320, 344, 360, 384, 387, 430, 432, 480, 512, 516, 540, 576, 640, 645, 688, 720, 768, 774, 860, 864, 960, 1024, 1032, 1080, 1152, 1161, 1280, 1290, 1376, 1440, 1536, 1548, 1720, 1728, 1849, 1920, 1935, 2064, 2160, 2304, 2322, 2560, 2580, 2752, 2880, 3072, 3096, 3440, 3456, 3698, 3840, 3870, 4128, 4320, 4608, 4644, 5120, 5160, 5504, 5547, 5760, 5805, 6192, 6880, 6912, 7396, 7680, 7740, 8256, 8640, 9216, 9245, 9288, 10320, 11008, 11094, 11520, 11610, 12384, 13760, 13824, 14792, 15360, 15480, 16512, 16641, 17280, 18490, 18576, 20640, 22016, 22188, 23040, 23220, 24768, 27520, 27648, 27735, 29584, 30960, 33024, 33282, 34560, 36980, 37152, 41280, 44032, 44376, 46080, 46440, 49536, 49923, 55040, 55470, 59168, 61920, 66048, 66564, 69120, 73960, 74304, 82560, 83205, 88752, 92880, 99072, 99846, 110080, 110940, 118336, 123840, 132096, 133128, 138240, 147920, 148608, 165120, 166410, 177504, 185760, 198144, 199692, 220160, 221880, 236672, 247680, 249615, 266256, 295840, 297216, 330240, 332820, 355008, 371520, 396288, 399384, 443760, 473344, 495360, 499230, 532512, 591680, 594432, 660480, 665640, 710016, 743040, 798768, 887520, 946688, 990720, 998460, 1065024, 1183360, 1188864, 1331280, 1420032, 1486080, 1597536, 1775040, 1893376, 1981440, 1996920, 2130048, 2366720, 2662560, 2840064, 2972160, 3195072, 3550080, 3993840, 4260096, 4733440, 5325120, 5680128, 5944320, 6390144, 7100160, 7987680, 8520192, 9466880, 10650240, 12780288, 14200320, 15975360, 17040384, 21300480, 25560576, 28400640, 31950720, 42600960, 51121152, 63901440, 85201920, 127802880, 255605760]

約数ペア:

[(1, 255605760), (2, 127802880), (3, 85201920), (4, 63901440), (5, 51121152), (6, 42600960), (8, 31950720), (9, 28400640), (10, 25560576), (12, 21300480), (15, 17040384), (16, 15975360), (18, 14200320), (20, 12780288), (24, 10650240), (27, 9466880), (30, 8520192), (32, 7987680), (36, 7100160), (40, 6390144), (43, 5944320), (45, 5680128), (48, 5325120), (54, 4733440), (60, 4260096), (64, 3993840), (72, 3550080), (80, 3195072), (86, 2972160), (90, 2840064), (96, 2662560), (108, 2366720), (120, 2130048), (128, 1996920), (129, 1981440), (135, 1893376), (144, 1775040), (160, 1597536), (172, 1486080), (180, 1420032), (192, 1331280), (215, 1188864), (216, 1183360), (240, 1065024), (256, 998460), (258, 990720), (270, 946688), (288, 887520), (320, 798768), (344, 743040), (360, 710016), (384, 665640), (387, 660480), (430, 594432), (432, 591680), (480, 532512), (512, 499230), (516, 495360), (540, 473344), (576, 443760), (640, 399384), (645, 396288), (688, 371520), (720, 355008), (768, 332820), (774, 330240), (860, 297216), (864, 295840), (960, 266256), (1024, 249615), (1032, 247680), (1080, 236672), (1152, 221880), (1161, 220160), (1280, 199692), (1290, 198144), (1376, 185760), (1440, 177504), (1536, 166410), (1548, 165120), (1720, 148608), (1728, 147920), (1849, 138240), (1920, 133128), (1935, 132096), (2064, 123840), (2160, 118336), (2304, 110940), (2322, 110080), (2560, 99846), (2580, 99072), (2752, 92880), (2880, 88752), (3072, 83205), (3096, 82560), (3440, 74304), (3456, 73960), (3698, 69120), (3840, 66564), (3870, 66048), (4128, 61920), (4320, 59168), (4608, 55470), (4644, 55040), (5120, 49923), (5160, 49536), (5504, 46440), (5547, 46080), (5760, 44376), (5805, 44032), (6192, 41280), (6880, 37152), (6912, 36980), (7396, 34560), (7680, 33282), (7740, 33024), (8256, 30960), (8640, 29584), (9216, 27735), (9245, 27648), (9288, 27520), (10320, 24768), (11008, 23220), (11094, 23040), (11520, 22188), (11610, 22016), (12384, 20640), (13760, 18576), (13824, 18490), (14792, 17280), (15360, 16641), (15480, 16512)]