318539520

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1$

素因数の和:752

約数の個数: 288

約数和(自身を含む): 1219041600

約数和(自身を除く): 900502080

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, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 709, 720, 768, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1280, 1404, 1418, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2127, 2160, 2304, 2340, 2496, 2808, 2836, 2880, 3120, 3328, 3456, 3510, 3545, 3744, 3840, 4160, 4254, 4320, 4680, 4992, 5616, 5672, 5760, 6240, 6381, 6912, 7020, 7090, 7488, 8320, 8508, 8640, 9217, 9360, 9984, 10635, 11232, 11344, 11520, 12480, 12762, 14040, 14180, 14976, 16640, 17016, 17280, 18434, 18720, 19143, 21270, 22464, 22688, 24960, 25524, 27651, 28080, 28360, 29952, 31905, 34032, 34560, 36868, 37440, 38286, 42540, 44928, 45376, 46085, 49920, 51048, 55302, 56160, 56720, 63810, 68064, 73736, 74880, 76572, 82953, 85080, 89856, 90752, 92170, 95715, 102096, 110604, 112320, 113440, 127620, 136128, 138255, 147472, 149760, 153144, 165906, 170160, 181504, 184340, 191430, 204192, 221208, 224640, 226880, 248859, 255240, 272256, 276510, 294944, 306288, 331812, 340320, 368680, 382860, 408384, 414765, 442416, 449280, 453760, 497718, 510480, 544512, 553020, 589888, 612576, 663624, 680640, 737360, 765720, 816768, 829530, 884832, 907520, 995436, 1020960, 1106040, 1179776, 1225152, 1244295, 1327248, 1361280, 1474720, 1531440, 1633536, 1659060, 1769664, 1990872, 2041920, 2212080, 2359552, 2450304, 2488590, 2654496, 2722560, 2949440, 3062880, 3318120, 3539328, 3981744, 4083840, 4424160, 4900608, 4977180, 5308992, 5898880, 6125760, 6636240, 7078656, 7963488, 8167680, 8848320, 9954360, 10617984, 11797760, 12251520, 13272480, 15926976, 17696640, 19908720, 21235968, 24503040, 26544960, 31853952, 35393280, 39817440, 53089920, 63707904, 79634880, 106179840, 159269760, 318539520]

約数ペア:

[(1, 318539520), (2, 159269760), (3, 106179840), (4, 79634880), (5, 63707904), (6, 53089920), (8, 39817440), (9, 35393280), (10, 31853952), (12, 26544960), (13, 24503040), (15, 21235968), (16, 19908720), (18, 17696640), (20, 15926976), (24, 13272480), (26, 12251520), (27, 11797760), (30, 10617984), (32, 9954360), (36, 8848320), (39, 8167680), (40, 7963488), (45, 7078656), (48, 6636240), (52, 6125760), (54, 5898880), (60, 5308992), (64, 4977180), (65, 4900608), (72, 4424160), (78, 4083840), (80, 3981744), (90, 3539328), (96, 3318120), (104, 3062880), (108, 2949440), (117, 2722560), (120, 2654496), (128, 2488590), (130, 2450304), (135, 2359552), (144, 2212080), (156, 2041920), (160, 1990872), (180, 1769664), (192, 1659060), (195, 1633536), (208, 1531440), (216, 1474720), (234, 1361280), (240, 1327248), (256, 1244295), (260, 1225152), (270, 1179776), (288, 1106040), (312, 1020960), (320, 995436), (351, 907520), (360, 884832), (384, 829530), (390, 816768), (416, 765720), (432, 737360), (468, 680640), (480, 663624), (520, 612576), (540, 589888), (576, 553020), (585, 544512), (624, 510480), (640, 497718), (702, 453760), (709, 449280), (720, 442416), (768, 414765), (780, 408384), (832, 382860), (864, 368680), (936, 340320), (960, 331812), (1040, 306288), (1080, 294944), (1152, 276510), (1170, 272256), (1248, 255240), (1280, 248859), (1404, 226880), (1418, 224640), (1440, 221208), (1560, 204192), (1664, 191430), (1728, 184340), (1755, 181504), (1872, 170160), (1920, 165906), (2080, 153144), (2127, 149760), (2160, 147472), (2304, 138255), (2340, 136128), (2496, 127620), (2808, 113440), (2836, 112320), (2880, 110604), (3120, 102096), (3328, 95715), (3456, 92170), (3510, 90752), (3545, 89856), (3744, 85080), (3840, 82953), (4160, 76572), (4254, 74880), (4320, 73736), (4680, 68064), (4992, 63810), (5616, 56720), (5672, 56160), (5760, 55302), (6240, 51048), (6381, 49920), (6912, 46085), (7020, 45376), (7090, 44928), (7488, 42540), (8320, 38286), (8508, 37440), (8640, 36868), (9217, 34560), (9360, 34032), (9984, 31905), (10635, 29952), (11232, 28360), (11344, 28080), (11520, 27651), (12480, 25524), (12762, 24960), (14040, 22688), (14180, 22464), (14976, 21270), (16640, 19143), (17016, 18720), (17280, 18434)]