641320416

素因数分解:

$2^5\times 3^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:387

約数の個数: 240

約数和(自身を含む): 2090043648

約数和(自身を除く): 1448723232

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 81, 83, 88, 96, 99, 108, 132, 144, 162, 166, 176, 198, 216, 249, 264, 271, 288, 297, 324, 332, 352, 396, 432, 498, 528, 542, 594, 648, 664, 747, 792, 813, 864, 891, 913, 996, 1056, 1084, 1188, 1296, 1328, 1494, 1584, 1626, 1782, 1826, 1992, 2168, 2241, 2376, 2439, 2592, 2656, 2739, 2981, 2988, 3168, 3252, 3564, 3652, 3984, 4336, 4482, 4752, 4878, 5478, 5962, 5976, 6504, 6723, 7128, 7304, 7317, 7968, 8217, 8672, 8943, 8964, 9504, 9756, 10956, 11924, 11952, 13008, 13446, 14256, 14608, 14634, 16434, 17886, 17928, 19512, 21912, 21951, 22493, 23848, 23904, 24651, 26016, 26829, 26892, 28512, 29216, 29268, 32868, 35772, 35856, 39024, 43824, 43902, 44986, 47696, 49302, 53658, 53784, 58536, 65736, 67479, 71544, 71712, 73953, 78048, 80487, 87648, 87804, 89972, 95392, 98604, 107316, 107568, 117072, 131472, 134958, 143088, 147906, 160974, 175608, 179944, 197208, 202437, 214632, 215136, 234144, 241461, 247423, 262944, 269916, 286176, 295812, 321948, 351216, 359888, 394416, 404874, 429264, 482922, 494846, 539832, 591624, 607311, 643896, 702432, 719776, 742269, 788832, 809748, 858528, 965844, 989692, 1079664, 1183248, 1214622, 1287792, 1484538, 1619496, 1821933, 1931688, 1979384, 2159328, 2226807, 2366496, 2429244, 2575584, 2969076, 3238992, 3643866, 3863376, 3958768, 4453614, 4858488, 5938152, 6477984, 6680421, 7287732, 7726752, 7917536, 8907228, 9716976, 11876304, 13360842, 14575464, 17814456, 19433952, 20041263, 23752608, 26721684, 29150928, 35628912, 40082526, 53443368, 58301856, 71257824, 80165052, 106886736, 160330104, 213773472, 320660208, 641320416]

約数ペア:

[(1, 641320416), (2, 320660208), (3, 213773472), (4, 160330104), (6, 106886736), (8, 80165052), (9, 71257824), (11, 58301856), (12, 53443368), (16, 40082526), (18, 35628912), (22, 29150928), (24, 26721684), (27, 23752608), (32, 20041263), (33, 19433952), (36, 17814456), (44, 14575464), (48, 13360842), (54, 11876304), (66, 9716976), (72, 8907228), (81, 7917536), (83, 7726752), (88, 7287732), (96, 6680421), (99, 6477984), (108, 5938152), (132, 4858488), (144, 4453614), (162, 3958768), (166, 3863376), (176, 3643866), (198, 3238992), (216, 2969076), (249, 2575584), (264, 2429244), (271, 2366496), (288, 2226807), (297, 2159328), (324, 1979384), (332, 1931688), (352, 1821933), (396, 1619496), (432, 1484538), (498, 1287792), (528, 1214622), (542, 1183248), (594, 1079664), (648, 989692), (664, 965844), (747, 858528), (792, 809748), (813, 788832), (864, 742269), (891, 719776), (913, 702432), (996, 643896), (1056, 607311), (1084, 591624), (1188, 539832), (1296, 494846), (1328, 482922), (1494, 429264), (1584, 404874), (1626, 394416), (1782, 359888), (1826, 351216), (1992, 321948), (2168, 295812), (2241, 286176), (2376, 269916), (2439, 262944), (2592, 247423), (2656, 241461), (2739, 234144), (2981, 215136), (2988, 214632), (3168, 202437), (3252, 197208), (3564, 179944), (3652, 175608), (3984, 160974), (4336, 147906), (4482, 143088), (4752, 134958), (4878, 131472), (5478, 117072), (5962, 107568), (5976, 107316), (6504, 98604), (6723, 95392), (7128, 89972), (7304, 87804), (7317, 87648), (7968, 80487), (8217, 78048), (8672, 73953), (8943, 71712), (8964, 71544), (9504, 67479), (9756, 65736), (10956, 58536), (11924, 53784), (11952, 53658), (13008, 49302), (13446, 47696), (14256, 44986), (14608, 43902), (14634, 43824), (16434, 39024), (17886, 35856), (17928, 35772), (19512, 32868), (21912, 29268), (21951, 29216), (22493, 28512), (23848, 26892), (23904, 26829), (24651, 26016)]