20197546128

素因数分解:

$2^4\times 3^3\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^2$

素因数の和:391

約数の個数: 240

約数和(自身を含む): 60768610560

約数和(自身を除く): 40571064432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 47, 48, 53, 54, 72, 94, 106, 108, 137, 141, 144, 159, 188, 212, 216, 274, 282, 318, 376, 411, 423, 424, 432, 477, 548, 564, 636, 752, 822, 846, 848, 954, 1096, 1128, 1233, 1269, 1272, 1431, 1644, 1692, 1908, 2192, 2256, 2466, 2491, 2538, 2544, 2862, 3288, 3384, 3699, 3816, 4932, 4982, 5076, 5724, 6439, 6576, 6768, 7261, 7398, 7473, 7632, 9864, 9964, 10152, 11448, 12878, 14522, 14796, 14946, 18769, 19317, 19728, 19928, 20304, 21783, 22419, 22896, 25756, 29044, 29592, 29892, 37538, 38634, 39856, 43566, 44838, 51512, 56307, 57951, 58088, 59184, 59784, 65349, 67257, 75076, 77268, 87132, 89676, 103024, 112614, 115902, 116176, 119568, 130698, 134514, 150152, 154536, 168921, 173853, 174264, 179352, 196047, 225228, 231804, 261396, 269028, 300304, 309072, 337842, 341267, 347706, 348528, 358704, 392094, 450456, 463608, 506763, 522792, 538056, 675684, 682534, 695412, 784188, 882143, 900912, 927216, 994757, 1013526, 1023801, 1045584, 1076112, 1351368, 1365068, 1390824, 1568376, 1764286, 1989514, 2027052, 2047602, 2646429, 2702736, 2730136, 2781648, 2984271, 3071403, 3136752, 3528572, 3979028, 4054104, 4095204, 5292858, 5460272, 5968542, 6142806, 7057144, 7939287, 7958056, 8108208, 8190408, 8952813, 9214209, 10585716, 11937084, 12285612, 14114288, 15878574, 15916112, 16380816, 17905626, 18428418, 21171432, 23817861, 23874168, 24571224, 26858439, 31757148, 35811252, 36856836, 42342864, 46753579, 47635722, 47748336, 49142448, 53716878, 63514296, 71622504, 73713672, 93507158, 95271444, 107433756, 127028592, 140260737, 143245008, 147427344, 187014316, 190542888, 214867512, 280521474, 374028632, 381085776, 420782211, 429735024, 561042948, 748057264, 841564422, 1122085896, 1262346633, 1683128844, 2244171792, 2524693266, 3366257688, 5049386532, 6732515376, 10098773064, 20197546128]

約数ペア:

[(1, 20197546128), (2, 10098773064), (3, 6732515376), (4, 5049386532), (6, 3366257688), (8, 2524693266), (9, 2244171792), (12, 1683128844), (16, 1262346633), (18, 1122085896), (24, 841564422), (27, 748057264), (36, 561042948), (47, 429735024), (48, 420782211), (53, 381085776), (54, 374028632), (72, 280521474), (94, 214867512), (106, 190542888), (108, 187014316), (137, 147427344), (141, 143245008), (144, 140260737), (159, 127028592), (188, 107433756), (212, 95271444), (216, 93507158), (274, 73713672), (282, 71622504), (318, 63514296), (376, 53716878), (411, 49142448), (423, 47748336), (424, 47635722), (432, 46753579), (477, 42342864), (548, 36856836), (564, 35811252), (636, 31757148), (752, 26858439), (822, 24571224), (846, 23874168), (848, 23817861), (954, 21171432), (1096, 18428418), (1128, 17905626), (1233, 16380816), (1269, 15916112), (1272, 15878574), (1431, 14114288), (1644, 12285612), (1692, 11937084), (1908, 10585716), (2192, 9214209), (2256, 8952813), (2466, 8190408), (2491, 8108208), (2538, 7958056), (2544, 7939287), (2862, 7057144), (3288, 6142806), (3384, 5968542), (3699, 5460272), (3816, 5292858), (4932, 4095204), (4982, 4054104), (5076, 3979028), (5724, 3528572), (6439, 3136752), (6576, 3071403), (6768, 2984271), (7261, 2781648), (7398, 2730136), (7473, 2702736), (7632, 2646429), (9864, 2047602), (9964, 2027052), (10152, 1989514), (11448, 1764286), (12878, 1568376), (14522, 1390824), (14796, 1365068), (14946, 1351368), (18769, 1076112), (19317, 1045584), (19728, 1023801), (19928, 1013526), (20304, 994757), (21783, 927216), (22419, 900912), (22896, 882143), (25756, 784188), (29044, 695412), (29592, 682534), (29892, 675684), (37538, 538056), (38634, 522792), (39856, 506763), (43566, 463608), (44838, 450456), (51512, 392094), (56307, 358704), (57951, 348528), (58088, 347706), (59184, 341267), (59784, 337842), (65349, 309072), (67257, 300304), (75076, 269028), (77268, 261396), (87132, 231804), (89676, 225228), (103024, 196047), (112614, 179352), (115902, 174264), (116176, 173853), (119568, 168921), (130698, 154536), (134514, 150152)]