20897331168

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:390

約数の個数: 384

約数和(自身を含む): 67304079360

約数和(自身を除く): 46406748192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 56, 69, 71, 84, 92, 96, 112, 137, 138, 139, 142, 161, 168, 184, 213, 224, 274, 276, 278, 284, 322, 336, 368, 411, 417, 426, 483, 497, 548, 552, 556, 568, 644, 672, 736, 822, 834, 852, 959, 966, 973, 994, 1096, 1104, 1112, 1136, 1288, 1491, 1633, 1644, 1668, 1704, 1918, 1932, 1946, 1988, 2192, 2208, 2224, 2272, 2576, 2877, 2919, 2982, 3151, 3197, 3266, 3288, 3336, 3408, 3836, 3864, 3892, 3976, 4384, 4448, 4899, 5152, 5754, 5838, 5964, 6302, 6394, 6532, 6576, 6672, 6816, 7672, 7728, 7784, 7952, 9453, 9591, 9727, 9798, 9869, 11431, 11508, 11676, 11928, 12604, 12788, 13064, 13152, 13344, 15344, 15456, 15568, 15904, 18906, 19043, 19182, 19454, 19596, 19738, 22057, 22379, 22862, 23016, 23352, 23856, 25208, 25576, 26128, 29181, 29607, 30688, 31136, 34293, 37812, 38086, 38364, 38908, 39192, 39476, 44114, 44758, 45724, 46032, 46704, 47712, 50416, 51152, 52256, 57129, 58362, 59214, 66171, 67137, 68089, 68586, 69083, 75624, 76172, 76728, 77816, 78384, 78952, 88228, 89516, 91448, 92064, 93408, 100832, 102304, 114258, 116724, 118428, 132342, 133301, 134274, 136178, 137172, 138166, 151248, 152344, 153456, 155632, 156768, 157904, 176456, 179032, 182896, 204267, 207249, 223721, 226987, 228516, 233448, 236856, 264684, 266602, 268548, 272356, 274344, 276332, 302496, 304688, 306912, 311264, 315808, 352912, 358064, 365792, 399903, 408534, 414498, 437989, 447442, 453974, 457032, 466896, 473712, 529368, 533204, 537096, 544712, 548688, 552664, 609376, 671163, 680961, 705824, 716128, 799806, 817068, 828996, 875978, 894884, 907948, 914064, 933792, 947424, 1058736, 1066408, 1074192, 1089424, 1097376, 1105328, 1313967, 1342326, 1352053, 1361922, 1566047, 1588909, 1599612, 1634136, 1657992, 1751956, 1789768, 1815896, 1828128, 2117472, 2132816, 2148384, 2178848, 2210656, 2627934, 2684652, 2704106, 2723844, 3065923, 3132094, 3177818, 3199224, 3268272, 3315984, 3503912, 3579536, 3631792, 4056159, 4265632, 4698141, 4766727, 5255868, 5369304, 5408212, 5447688, 6131846, 6264188, 6355636, 6398448, 6536544, 6631968, 7007824, 7159072, 7263584, 8112318, 9197769, 9396282, 9464371, 9533454, 10511736, 10738608, 10816424, 10895376, 12263692, 12528376, 12711272, 12796896, 14015648, 16224636, 18395538, 18792564, 18928742, 19066908, 21023472, 21477216, 21632848, 21790752, 24527384, 25056752, 25422544, 28393113, 31097219, 32449272, 36791076, 37585128, 37857484, 38133816, 42046944, 43265696, 49054768, 50113504, 50845088, 56786226, 62194438, 64898544, 73582152, 75170256, 75714968, 76267632, 93291657, 98109536, 113572452, 124388876, 129797088, 147164304, 150340512, 151429936, 152535264, 186583314, 217680533, 227144904, 248777752, 294328608, 302859872, 373166628, 435361066, 454289808, 497555504, 653041599, 746333256, 870722132, 908579616, 995111008, 1306083198, 1492666512, 1741444264, 2612166396, 2985333024, 3482888528, 5224332792, 6965777056, 10448665584, 20897331168]

約数ペア:

[(1, 20897331168), (2, 10448665584), (3, 6965777056), (4, 5224332792), (6, 3482888528), (7, 2985333024), (8, 2612166396), (12, 1741444264), (14, 1492666512), (16, 1306083198), (21, 995111008), (23, 908579616), (24, 870722132), (28, 746333256), (32, 653041599), (42, 497555504), (46, 454289808), (48, 435361066), (56, 373166628), (69, 302859872), (71, 294328608), (84, 248777752), (92, 227144904), (96, 217680533), (112, 186583314), (137, 152535264), (138, 151429936), (139, 150340512), (142, 147164304), (161, 129797088), (168, 124388876), (184, 113572452), (213, 98109536), (224, 93291657), (274, 76267632), (276, 75714968), (278, 75170256), (284, 73582152), (322, 64898544), (336, 62194438), (368, 56786226), (411, 50845088), (417, 50113504), (426, 49054768), (483, 43265696), (497, 42046944), (548, 38133816), (552, 37857484), (556, 37585128), (568, 36791076), (644, 32449272), (672, 31097219), (736, 28393113), (822, 25422544), (834, 25056752), (852, 24527384), (959, 21790752), (966, 21632848), (973, 21477216), (994, 21023472), (1096, 19066908), (1104, 18928742), (1112, 18792564), (1136, 18395538), (1288, 16224636), (1491, 14015648), (1633, 12796896), (1644, 12711272), (1668, 12528376), (1704, 12263692), (1918, 10895376), (1932, 10816424), (1946, 10738608), (1988, 10511736), (2192, 9533454), (2208, 9464371), (2224, 9396282), (2272, 9197769), (2576, 8112318), (2877, 7263584), (2919, 7159072), (2982, 7007824), (3151, 6631968), (3197, 6536544), (3266, 6398448), (3288, 6355636), (3336, 6264188), (3408, 6131846), (3836, 5447688), (3864, 5408212), (3892, 5369304), (3976, 5255868), (4384, 4766727), (4448, 4698141), (4899, 4265632), (5152, 4056159), (5754, 3631792), (5838, 3579536), (5964, 3503912), (6302, 3315984), (6394, 3268272), (6532, 3199224), (6576, 3177818), (6672, 3132094), (6816, 3065923), (7672, 2723844), (7728, 2704106), (7784, 2684652), (7952, 2627934), (9453, 2210656), (9591, 2178848), (9727, 2148384), (9798, 2132816), (9869, 2117472), (11431, 1828128), (11508, 1815896), (11676, 1789768), (11928, 1751956), (12604, 1657992), (12788, 1634136), (13064, 1599612), (13152, 1588909), (13344, 1566047), (15344, 1361922), (15456, 1352053), (15568, 1342326), (15904, 1313967), (18906, 1105328), (19043, 1097376), (19182, 1089424), (19454, 1074192), (19596, 1066408), (19738, 1058736), (22057, 947424), (22379, 933792), (22862, 914064), (23016, 907948), (23352, 894884), (23856, 875978), (25208, 828996), (25576, 817068), (26128, 799806), (29181, 716128), (29607, 705824), (30688, 680961), (31136, 671163), (34293, 609376), (37812, 552664), (38086, 548688), (38364, 544712), (38908, 537096), (39192, 533204), (39476, 529368), (44114, 473712), (44758, 466896), (45724, 457032), (46032, 453974), (46704, 447442), (47712, 437989), (50416, 414498), (51152, 408534), (52256, 399903), (57129, 365792), (58362, 358064), (59214, 352912), (66171, 315808), (67137, 311264), (68089, 306912), (68586, 304688), (69083, 302496), (75624, 276332), (76172, 274344), (76728, 272356), (77816, 268548), (78384, 266602), (78952, 264684), (88228, 236856), (89516, 233448), (91448, 228516), (92064, 226987), (93408, 223721), (100832, 207249), (102304, 204267), (114258, 182896), (116724, 179032), (118428, 176456), (132342, 157904), (133301, 156768), (134274, 155632), (136178, 153456), (137172, 152344), (138166, 151248)]