2106819520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^3$

素因数の和:140

約数の個数: 224

約数和(自身を含む): 5911266816

約数和(自身を除く): 3804447296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 64, 65, 68, 80, 85, 104, 124, 130, 136, 155, 160, 170, 208, 221, 248, 260, 272, 310, 320, 340, 403, 416, 442, 496, 520, 527, 544, 620, 680, 806, 832, 884, 961, 992, 1040, 1054, 1088, 1105, 1240, 1360, 1612, 1768, 1922, 1984, 2015, 2080, 2108, 2210, 2480, 2635, 2720, 3224, 3536, 3844, 4030, 4160, 4216, 4420, 4805, 4960, 5270, 5440, 6448, 6851, 7072, 7688, 8060, 8432, 8840, 9610, 9920, 10540, 12493, 12896, 13702, 14144, 15376, 16120, 16337, 16864, 17680, 19220, 21080, 24986, 25792, 27404, 29791, 30752, 32240, 32674, 33728, 34255, 35360, 38440, 42160, 49972, 54808, 59582, 61504, 62465, 64480, 65348, 68510, 70720, 76880, 81685, 84320, 99944, 109616, 119164, 124930, 128960, 130696, 137020, 148955, 153760, 163370, 168640, 199888, 212381, 219232, 238328, 249860, 261392, 274040, 297910, 307520, 326740, 387283, 399776, 424762, 438464, 476656, 499720, 506447, 522784, 548080, 595820, 653480, 774566, 799552, 849524, 953312, 999440, 1012894, 1045568, 1061905, 1096160, 1191640, 1306960, 1549132, 1699048, 1906624, 1936415, 1998880, 2025788, 2123810, 2192320, 2383280, 2532235, 2613920, 3098264, 3398096, 3872830, 3997760, 4051576, 4247620, 4766560, 5064470, 5227840, 6196528, 6583811, 6796192, 7745660, 8103152, 8495240, 9533120, 10128940, 12393056, 13167622, 13592384, 15491320, 16206304, 16990480, 20257880, 24786112, 26335244, 30982640, 32412608, 32919055, 33980960, 40515760, 52670488, 61965280, 65838110, 67961920, 81031520, 105340976, 123930560, 131676220, 162063040, 210681952, 263352440, 421363904, 526704880, 1053409760, 2106819520]

約数ペア:

[(1, 2106819520), (2, 1053409760), (4, 526704880), (5, 421363904), (8, 263352440), (10, 210681952), (13, 162063040), (16, 131676220), (17, 123930560), (20, 105340976), (26, 81031520), (31, 67961920), (32, 65838110), (34, 61965280), (40, 52670488), (52, 40515760), (62, 33980960), (64, 32919055), (65, 32412608), (68, 30982640), (80, 26335244), (85, 24786112), (104, 20257880), (124, 16990480), (130, 16206304), (136, 15491320), (155, 13592384), (160, 13167622), (170, 12393056), (208, 10128940), (221, 9533120), (248, 8495240), (260, 8103152), (272, 7745660), (310, 6796192), (320, 6583811), (340, 6196528), (403, 5227840), (416, 5064470), (442, 4766560), (496, 4247620), (520, 4051576), (527, 3997760), (544, 3872830), (620, 3398096), (680, 3098264), (806, 2613920), (832, 2532235), (884, 2383280), (961, 2192320), (992, 2123810), (1040, 2025788), (1054, 1998880), (1088, 1936415), (1105, 1906624), (1240, 1699048), (1360, 1549132), (1612, 1306960), (1768, 1191640), (1922, 1096160), (1984, 1061905), (2015, 1045568), (2080, 1012894), (2108, 999440), (2210, 953312), (2480, 849524), (2635, 799552), (2720, 774566), (3224, 653480), (3536, 595820), (3844, 548080), (4030, 522784), (4160, 506447), (4216, 499720), (4420, 476656), (4805, 438464), (4960, 424762), (5270, 399776), (5440, 387283), (6448, 326740), (6851, 307520), (7072, 297910), (7688, 274040), (8060, 261392), (8432, 249860), (8840, 238328), (9610, 219232), (9920, 212381), (10540, 199888), (12493, 168640), (12896, 163370), (13702, 153760), (14144, 148955), (15376, 137020), (16120, 130696), (16337, 128960), (16864, 124930), (17680, 119164), (19220, 109616), (21080, 99944), (24986, 84320), (25792, 81685), (27404, 76880), (29791, 70720), (30752, 68510), (32240, 65348), (32674, 64480), (33728, 62465), (34255, 61504), (35360, 59582), (38440, 54808), (42160, 49972)]