181539904

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 168

約数和(自身を含む): 464975448

約数和(自身を除く): 283435544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 61, 64, 73, 91, 98, 104, 112, 122, 146, 182, 196, 208, 224, 244, 292, 364, 392, 416, 427, 448, 488, 511, 584, 637, 728, 784, 793, 832, 854, 949, 976, 1022, 1168, 1274, 1456, 1568, 1586, 1708, 1898, 1952, 2044, 2336, 2548, 2912, 2989, 3136, 3172, 3416, 3577, 3796, 3904, 4088, 4453, 4672, 5096, 5551, 5824, 5978, 6344, 6643, 6832, 7154, 7592, 8176, 8906, 10192, 11102, 11956, 12688, 13286, 13664, 14308, 15184, 16352, 17812, 20384, 22204, 23912, 25376, 26572, 27328, 28616, 30368, 31171, 32704, 35624, 38857, 40768, 44408, 46501, 47824, 50752, 53144, 57232, 57889, 60736, 62342, 71248, 77714, 88816, 93002, 95648, 106288, 114464, 115778, 124684, 142496, 155428, 177632, 186004, 191296, 212576, 218197, 228928, 231556, 249368, 284992, 310856, 355264, 372008, 405223, 425152, 436394, 463112, 498736, 621712, 744016, 810446, 872788, 926224, 997472, 1243424, 1488032, 1620892, 1745576, 1852448, 1994944, 2486848, 2836561, 2976064, 3241784, 3491152, 3704896, 5673122, 6483568, 6982304, 11346244, 12967136, 13964608, 22692488, 25934272, 45384976, 90769952, 181539904]

約数ペア:

[(1, 181539904), (2, 90769952), (4, 45384976), (7, 25934272), (8, 22692488), (13, 13964608), (14, 12967136), (16, 11346244), (26, 6982304), (28, 6483568), (32, 5673122), (49, 3704896), (52, 3491152), (56, 3241784), (61, 2976064), (64, 2836561), (73, 2486848), (91, 1994944), (98, 1852448), (104, 1745576), (112, 1620892), (122, 1488032), (146, 1243424), (182, 997472), (196, 926224), (208, 872788), (224, 810446), (244, 744016), (292, 621712), (364, 498736), (392, 463112), (416, 436394), (427, 425152), (448, 405223), (488, 372008), (511, 355264), (584, 310856), (637, 284992), (728, 249368), (784, 231556), (793, 228928), (832, 218197), (854, 212576), (949, 191296), (976, 186004), (1022, 177632), (1168, 155428), (1274, 142496), (1456, 124684), (1568, 115778), (1586, 114464), (1708, 106288), (1898, 95648), (1952, 93002), (2044, 88816), (2336, 77714), (2548, 71248), (2912, 62342), (2989, 60736), (3136, 57889), (3172, 57232), (3416, 53144), (3577, 50752), (3796, 47824), (3904, 46501), (4088, 44408), (4453, 40768), (4672, 38857), (5096, 35624), (5551, 32704), (5824, 31171), (5978, 30368), (6344, 28616), (6643, 27328), (6832, 26572), (7154, 25376), (7592, 23912), (8176, 22204), (8906, 20384), (10192, 17812), (11102, 16352), (11956, 15184), (12688, 14308), (13286, 13664)]