31301989920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{5737}}^1$

素因数の和:6185

約数の個数: 240

約数和(自身を含む): 110751639768

約数和(自身を除く): 79449649848

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 421, 432, 480, 540, 648, 720, 810, 842, 864, 1080, 1263, 1296, 1440, 1620, 1684, 2105, 2160, 2526, 2592, 3240, 3368, 3789, 4210, 4320, 5052, 5737, 6315, 6480, 6736, 7578, 8420, 10104, 11367, 11474, 12630, 12960, 13472, 15156, 16840, 17211, 18945, 20208, 22734, 22948, 25260, 28685, 30312, 33680, 34101, 34422, 37890, 40416, 45468, 45896, 50520, 51633, 56835, 57370, 60624, 67360, 68202, 68844, 75780, 86055, 90936, 91792, 101040, 103266, 113670, 114740, 121248, 136404, 137688, 151560, 154899, 170505, 172110, 181872, 183584, 202080, 206532, 227340, 229480, 258165, 272808, 275376, 303120, 309798, 341010, 344220, 363744, 413064, 454680, 458960, 464697, 516330, 545616, 550752, 606240, 619596, 682020, 688440, 774495, 826128, 909360, 917920, 929394, 1032660, 1091232, 1239192, 1364040, 1376880, 1548990, 1652256, 1818720, 1858788, 2065320, 2323485, 2415277, 2478384, 2728080, 2753760, 3097980, 3717576, 4130640, 4646970, 4830554, 4956768, 5456160, 6195960, 7245831, 7435152, 8261280, 9293940, 9661108, 12076385, 12391920, 14491662, 14870304, 18587880, 19322216, 21737493, 24152770, 24783840, 28983324, 36229155, 37175760, 38644432, 43474986, 48305540, 57966648, 65212479, 72458310, 74351520, 77288864, 86949972, 96611080, 108687465, 115933296, 130424958, 144916620, 173899944, 193222160, 195637437, 217374930, 231866592, 260849916, 289833240, 326062395, 347799888, 386444320, 391274874, 434749860, 521699832, 579666480, 652124790, 695599776, 782549748, 869499720, 978187185, 1043399664, 1159332960, 1304249580, 1565099496, 1738999440, 1956374370, 2086799328, 2608499160, 3130198992, 3477998880, 3912748740, 5216998320, 6260397984, 7825497480, 10433996640, 15650994960, 31301989920]

約数ペア:

[(1, 31301989920), (2, 15650994960), (3, 10433996640), (4, 7825497480), (5, 6260397984), (6, 5216998320), (8, 3912748740), (9, 3477998880), (10, 3130198992), (12, 2608499160), (15, 2086799328), (16, 1956374370), (18, 1738999440), (20, 1565099496), (24, 1304249580), (27, 1159332960), (30, 1043399664), (32, 978187185), (36, 869499720), (40, 782549748), (45, 695599776), (48, 652124790), (54, 579666480), (60, 521699832), (72, 434749860), (80, 391274874), (81, 386444320), (90, 347799888), (96, 326062395), (108, 289833240), (120, 260849916), (135, 231866592), (144, 217374930), (160, 195637437), (162, 193222160), (180, 173899944), (216, 144916620), (240, 130424958), (270, 115933296), (288, 108687465), (324, 96611080), (360, 86949972), (405, 77288864), (421, 74351520), (432, 72458310), (480, 65212479), (540, 57966648), (648, 48305540), (720, 43474986), (810, 38644432), (842, 37175760), (864, 36229155), (1080, 28983324), (1263, 24783840), (1296, 24152770), (1440, 21737493), (1620, 19322216), (1684, 18587880), (2105, 14870304), (2160, 14491662), (2526, 12391920), (2592, 12076385), (3240, 9661108), (3368, 9293940), (3789, 8261280), (4210, 7435152), (4320, 7245831), (5052, 6195960), (5737, 5456160), (6315, 4956768), (6480, 4830554), (6736, 4646970), (7578, 4130640), (8420, 3717576), (10104, 3097980), (11367, 2753760), (11474, 2728080), (12630, 2478384), (12960, 2415277), (13472, 2323485), (15156, 2065320), (16840, 1858788), (17211, 1818720), (18945, 1652256), (20208, 1548990), (22734, 1376880), (22948, 1364040), (25260, 1239192), (28685, 1091232), (30312, 1032660), (33680, 929394), (34101, 917920), (34422, 909360), (37890, 826128), (40416, 774495), (45468, 688440), (45896, 682020), (50520, 619596), (51633, 606240), (56835, 550752), (57370, 545616), (60624, 516330), (67360, 464697), (68202, 458960), (68844, 454680), (75780, 413064), (86055, 363744), (90936, 344220), (91792, 341010), (101040, 309798), (103266, 303120), (113670, 275376), (114740, 272808), (121248, 258165), (136404, 229480), (137688, 227340), (151560, 206532), (154899, 202080), (170505, 183584), (172110, 181872)]