20405504448

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1987}}^1$

素因数の和:2301

約数の個数: 280

約数和(自身を含む): 69408682112

約数和(自身を除く): 49003177664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 252, 283, 288, 324, 336, 378, 432, 448, 504, 566, 567, 576, 648, 672, 756, 849, 864, 1008, 1132, 1134, 1296, 1344, 1512, 1698, 1728, 1981, 1987, 2016, 2264, 2268, 2547, 2592, 3024, 3396, 3962, 3974, 4032, 4528, 4536, 5094, 5184, 5943, 5961, 6048, 6792, 7641, 7924, 7948, 9056, 9072, 10188, 11886, 11922, 12096, 13584, 13909, 15282, 15848, 15896, 17829, 17883, 18112, 18144, 20376, 22923, 23772, 23844, 27168, 27818, 30564, 31696, 31792, 35658, 35766, 36288, 40752, 41727, 45846, 47544, 47688, 53487, 53649, 54336, 55636, 61128, 63392, 63584, 71316, 71532, 81504, 83454, 91692, 95088, 95376, 106974, 107298, 111272, 122256, 125181, 126784, 127168, 142632, 143064, 160461, 160947, 163008, 166908, 183384, 190176, 190752, 213948, 214596, 222544, 244512, 250362, 285264, 286128, 320922, 321894, 333816, 366768, 375543, 380352, 381504, 427896, 429192, 445088, 489024, 500724, 562321, 570528, 572256, 641844, 643788, 667632, 733536, 751086, 855792, 858384, 890176, 1001448, 1124642, 1126629, 1141056, 1144512, 1283688, 1287576, 1335264, 1467072, 1502172, 1686963, 1711584, 1716768, 2002896, 2249284, 2253258, 2567376, 2575152, 2670528, 3004344, 3373926, 3423168, 3433536, 3936247, 4005792, 4498568, 4506516, 5060889, 5134752, 5150304, 6008688, 6747852, 7872494, 8011584, 8997136, 9013032, 10121778, 10269504, 10300608, 11808741, 12017376, 13495704, 15182667, 15744988, 17994272, 18026064, 20243556, 23617482, 24034752, 26991408, 30365334, 31489976, 35426223, 35988544, 36052128, 40487112, 45548001, 47234964, 53982816, 60730668, 62979952, 70852446, 72104256, 80974224, 91096002, 94469928, 106278669, 107965632, 121461336, 125959904, 141704892, 161948448, 182192004, 188939856, 212557338, 242922672, 251919808, 283409784, 318836007, 323896896, 364384008, 377879712, 425114676, 485845344, 566819568, 637672014, 728768016, 755759424, 850229352, 971690688, 1133639136, 1275344028, 1457536032, 1700458704, 2267278272, 2550688056, 2915072064, 3400917408, 5101376112, 6801834816, 10202752224, 20405504448]

約数ペア:

[(1, 20405504448), (2, 10202752224), (3, 6801834816), (4, 5101376112), (6, 3400917408), (7, 2915072064), (8, 2550688056), (9, 2267278272), (12, 1700458704), (14, 1457536032), (16, 1275344028), (18, 1133639136), (21, 971690688), (24, 850229352), (27, 755759424), (28, 728768016), (32, 637672014), (36, 566819568), (42, 485845344), (48, 425114676), (54, 377879712), (56, 364384008), (63, 323896896), (64, 318836007), (72, 283409784), (81, 251919808), (84, 242922672), (96, 212557338), (108, 188939856), (112, 182192004), (126, 161948448), (144, 141704892), (162, 125959904), (168, 121461336), (189, 107965632), (192, 106278669), (216, 94469928), (224, 91096002), (252, 80974224), (283, 72104256), (288, 70852446), (324, 62979952), (336, 60730668), (378, 53982816), (432, 47234964), (448, 45548001), (504, 40487112), (566, 36052128), (567, 35988544), (576, 35426223), (648, 31489976), (672, 30365334), (756, 26991408), (849, 24034752), (864, 23617482), (1008, 20243556), (1132, 18026064), (1134, 17994272), (1296, 15744988), (1344, 15182667), (1512, 13495704), (1698, 12017376), (1728, 11808741), (1981, 10300608), (1987, 10269504), (2016, 10121778), (2264, 9013032), (2268, 8997136), (2547, 8011584), (2592, 7872494), (3024, 6747852), (3396, 6008688), (3962, 5150304), (3974, 5134752), (4032, 5060889), (4528, 4506516), (4536, 4498568), (5094, 4005792), (5184, 3936247), (5943, 3433536), (5961, 3423168), (6048, 3373926), (6792, 3004344), (7641, 2670528), (7924, 2575152), (7948, 2567376), (9056, 2253258), (9072, 2249284), (10188, 2002896), (11886, 1716768), (11922, 1711584), (12096, 1686963), (13584, 1502172), (13909, 1467072), (15282, 1335264), (15848, 1287576), (15896, 1283688), (17829, 1144512), (17883, 1141056), (18112, 1126629), (18144, 1124642), (20376, 1001448), (22923, 890176), (23772, 858384), (23844, 855792), (27168, 751086), (27818, 733536), (30564, 667632), (31696, 643788), (31792, 641844), (35658, 572256), (35766, 570528), (36288, 562321), (40752, 500724), (41727, 489024), (45846, 445088), (47544, 429192), (47688, 427896), (53487, 381504), (53649, 380352), (54336, 375543), (55636, 366768), (61128, 333816), (63392, 321894), (63584, 320922), (71316, 286128), (71532, 285264), (81504, 250362), (83454, 244512), (91692, 222544), (95088, 214596), (95376, 213948), (106974, 190752), (107298, 190176), (111272, 183384), (122256, 166908), (125181, 163008), (126784, 160947), (127168, 160461), (142632, 143064)]