31311360

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{151}}^1$

素因数の和:186

約数の個数: 200

約数和(自身を含む): 112890096

約数和(自身を除く): 81578736

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, 81, 90, 96, 108, 120, 128, 135, 144, 151, 160, 162, 180, 192, 216, 240, 256, 270, 288, 302, 320, 324, 360, 384, 405, 432, 453, 480, 512, 540, 576, 604, 640, 648, 720, 755, 768, 810, 864, 906, 960, 1080, 1152, 1208, 1280, 1296, 1359, 1440, 1510, 1536, 1620, 1728, 1812, 1920, 2160, 2265, 2304, 2416, 2560, 2592, 2718, 2880, 3020, 3240, 3456, 3624, 3840, 4077, 4320, 4530, 4608, 4832, 5184, 5436, 5760, 6040, 6480, 6795, 6912, 7248, 7680, 8154, 8640, 9060, 9664, 10368, 10872, 11520, 12080, 12231, 12960, 13590, 13824, 14496, 16308, 17280, 18120, 19328, 20385, 20736, 21744, 23040, 24160, 24462, 25920, 27180, 28992, 32616, 34560, 36240, 38656, 40770, 41472, 43488, 48320, 48924, 51840, 54360, 57984, 61155, 65232, 69120, 72480, 77312, 81540, 86976, 96640, 97848, 103680, 108720, 115968, 122310, 130464, 144960, 163080, 173952, 193280, 195696, 207360, 217440, 231936, 244620, 260928, 289920, 326160, 347904, 386560, 391392, 434880, 489240, 521856, 579840, 652320, 695808, 782784, 869760, 978480, 1043712, 1159680, 1304640, 1565568, 1739520, 1956960, 2087424, 2609280, 3131136, 3479040, 3913920, 5218560, 6262272, 7827840, 10437120, 15655680, 31311360]

約数ペア:

[(1, 31311360), (2, 15655680), (3, 10437120), (4, 7827840), (5, 6262272), (6, 5218560), (8, 3913920), (9, 3479040), (10, 3131136), (12, 2609280), (15, 2087424), (16, 1956960), (18, 1739520), (20, 1565568), (24, 1304640), (27, 1159680), (30, 1043712), (32, 978480), (36, 869760), (40, 782784), (45, 695808), (48, 652320), (54, 579840), (60, 521856), (64, 489240), (72, 434880), (80, 391392), (81, 386560), (90, 347904), (96, 326160), (108, 289920), (120, 260928), (128, 244620), (135, 231936), (144, 217440), (151, 207360), (160, 195696), (162, 193280), (180, 173952), (192, 163080), (216, 144960), (240, 130464), (256, 122310), (270, 115968), (288, 108720), (302, 103680), (320, 97848), (324, 96640), (360, 86976), (384, 81540), (405, 77312), (432, 72480), (453, 69120), (480, 65232), (512, 61155), (540, 57984), (576, 54360), (604, 51840), (640, 48924), (648, 48320), (720, 43488), (755, 41472), (768, 40770), (810, 38656), (864, 36240), (906, 34560), (960, 32616), (1080, 28992), (1152, 27180), (1208, 25920), (1280, 24462), (1296, 24160), (1359, 23040), (1440, 21744), (1510, 20736), (1536, 20385), (1620, 19328), (1728, 18120), (1812, 17280), (1920, 16308), (2160, 14496), (2265, 13824), (2304, 13590), (2416, 12960), (2560, 12231), (2592, 12080), (2718, 11520), (2880, 10872), (3020, 10368), (3240, 9664), (3456, 9060), (3624, 8640), (3840, 8154), (4077, 7680), (4320, 7248), (4530, 6912), (4608, 6795), (4832, 6480), (5184, 6040), (5436, 5760)]