31127040

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{193}}^1$

素因数の和:229

約数の個数: 240

約数和(自身を含む): 123840288

約数和(自身を除く): 92713248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 193, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 386, 420, 448, 480, 504, 512, 560, 576, 579, 630, 640, 672, 720, 768, 772, 840, 896, 960, 965, 1008, 1120, 1152, 1158, 1260, 1280, 1344, 1351, 1440, 1536, 1544, 1680, 1737, 1792, 1920, 1930, 2016, 2240, 2304, 2316, 2520, 2560, 2688, 2702, 2880, 2895, 3088, 3360, 3474, 3584, 3840, 3860, 4032, 4053, 4480, 4608, 4632, 5040, 5376, 5404, 5760, 5790, 6176, 6720, 6755, 6948, 7680, 7720, 8064, 8106, 8685, 8960, 9264, 10080, 10752, 10808, 11520, 11580, 12159, 12352, 13440, 13510, 13896, 15440, 16128, 16212, 17370, 17920, 18528, 20160, 20265, 21616, 23040, 23160, 24318, 24704, 26880, 27020, 27792, 30880, 32256, 32424, 34740, 37056, 40320, 40530, 43232, 46320, 48636, 49408, 53760, 54040, 55584, 60795, 61760, 64848, 69480, 74112, 80640, 81060, 86464, 92640, 97272, 98816, 108080, 111168, 121590, 123520, 129696, 138960, 148224, 161280, 162120, 172928, 185280, 194544, 216160, 222336, 243180, 247040, 259392, 277920, 296448, 324240, 345856, 370560, 389088, 432320, 444672, 486360, 494080, 518784, 555840, 648480, 691712, 741120, 778176, 864640, 889344, 972720, 1037568, 1111680, 1296960, 1482240, 1556352, 1729280, 1945440, 2075136, 2223360, 2593920, 3112704, 3458560, 3890880, 4446720, 5187840, 6225408, 7781760, 10375680, 15563520, 31127040]

約数ペア:

[(1, 31127040), (2, 15563520), (3, 10375680), (4, 7781760), (5, 6225408), (6, 5187840), (7, 4446720), (8, 3890880), (9, 3458560), (10, 3112704), (12, 2593920), (14, 2223360), (15, 2075136), (16, 1945440), (18, 1729280), (20, 1556352), (21, 1482240), (24, 1296960), (28, 1111680), (30, 1037568), (32, 972720), (35, 889344), (36, 864640), (40, 778176), (42, 741120), (45, 691712), (48, 648480), (56, 555840), (60, 518784), (63, 494080), (64, 486360), (70, 444672), (72, 432320), (80, 389088), (84, 370560), (90, 345856), (96, 324240), (105, 296448), (112, 277920), (120, 259392), (126, 247040), (128, 243180), (140, 222336), (144, 216160), (160, 194544), (168, 185280), (180, 172928), (192, 162120), (193, 161280), (210, 148224), (224, 138960), (240, 129696), (252, 123520), (256, 121590), (280, 111168), (288, 108080), (315, 98816), (320, 97272), (336, 92640), (360, 86464), (384, 81060), (386, 80640), (420, 74112), (448, 69480), (480, 64848), (504, 61760), (512, 60795), (560, 55584), (576, 54040), (579, 53760), (630, 49408), (640, 48636), (672, 46320), (720, 43232), (768, 40530), (772, 40320), (840, 37056), (896, 34740), (960, 32424), (965, 32256), (1008, 30880), (1120, 27792), (1152, 27020), (1158, 26880), (1260, 24704), (1280, 24318), (1344, 23160), (1351, 23040), (1440, 21616), (1536, 20265), (1544, 20160), (1680, 18528), (1737, 17920), (1792, 17370), (1920, 16212), (1930, 16128), (2016, 15440), (2240, 13896), (2304, 13510), (2316, 13440), (2520, 12352), (2560, 12159), (2688, 11580), (2702, 11520), (2880, 10808), (2895, 10752), (3088, 10080), (3360, 9264), (3474, 8960), (3584, 8685), (3840, 8106), (3860, 8064), (4032, 7720), (4053, 7680), (4480, 6948), (4608, 6755), (4632, 6720), (5040, 6176), (5376, 5790), (5404, 5760)]