440457472

素因数分解:

$2^8\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 216

約数和(自身を含む): 1146671736

約数和(自身を除く): 706214264

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 49, 52, 56, 64, 73, 74, 91, 98, 104, 112, 128, 146, 148, 182, 196, 208, 224, 256, 259, 292, 296, 364, 392, 416, 448, 481, 511, 518, 584, 592, 637, 728, 784, 832, 896, 949, 962, 1022, 1036, 1168, 1184, 1274, 1456, 1568, 1664, 1792, 1813, 1898, 1924, 2044, 2072, 2336, 2368, 2548, 2701, 2912, 3136, 3328, 3367, 3577, 3626, 3796, 3848, 4088, 4144, 4672, 4736, 5096, 5402, 5824, 6272, 6643, 6734, 7154, 7252, 7592, 7696, 8176, 8288, 9344, 9472, 10192, 10804, 11648, 12544, 13286, 13468, 14308, 14504, 15184, 15392, 16352, 16576, 18688, 18907, 20384, 21608, 23296, 23569, 26572, 26936, 28616, 29008, 30368, 30784, 32704, 33152, 35113, 37814, 40768, 43216, 46501, 47138, 53144, 53872, 57232, 58016, 60736, 61568, 65408, 66304, 70226, 75628, 81536, 86432, 93002, 94276, 106288, 107744, 114464, 116032, 121472, 123136, 130816, 132349, 140452, 151256, 163072, 172864, 186004, 188552, 212576, 215488, 228928, 232064, 242944, 245791, 264698, 280904, 302512, 345728, 372008, 377104, 425152, 430976, 457856, 464128, 491582, 529396, 561808, 605024, 691456, 744016, 754208, 850304, 861952, 915712, 983164, 1058792, 1123616, 1210048, 1488032, 1508416, 1700608, 1720537, 1966328, 2117584, 2247232, 2420096, 2976064, 3016832, 3441074, 3932656, 4235168, 4494464, 4840192, 5952128, 6033664, 6882148, 7865312, 8470336, 8988928, 11904256, 13764296, 15730624, 16940672, 27528592, 31461248, 33881344, 55057184, 62922496, 110114368, 220228736, 440457472]

約数ペア:

[(1, 440457472), (2, 220228736), (4, 110114368), (7, 62922496), (8, 55057184), (13, 33881344), (14, 31461248), (16, 27528592), (26, 16940672), (28, 15730624), (32, 13764296), (37, 11904256), (49, 8988928), (52, 8470336), (56, 7865312), (64, 6882148), (73, 6033664), (74, 5952128), (91, 4840192), (98, 4494464), (104, 4235168), (112, 3932656), (128, 3441074), (146, 3016832), (148, 2976064), (182, 2420096), (196, 2247232), (208, 2117584), (224, 1966328), (256, 1720537), (259, 1700608), (292, 1508416), (296, 1488032), (364, 1210048), (392, 1123616), (416, 1058792), (448, 983164), (481, 915712), (511, 861952), (518, 850304), (584, 754208), (592, 744016), (637, 691456), (728, 605024), (784, 561808), (832, 529396), (896, 491582), (949, 464128), (962, 457856), (1022, 430976), (1036, 425152), (1168, 377104), (1184, 372008), (1274, 345728), (1456, 302512), (1568, 280904), (1664, 264698), (1792, 245791), (1813, 242944), (1898, 232064), (1924, 228928), (2044, 215488), (2072, 212576), (2336, 188552), (2368, 186004), (2548, 172864), (2701, 163072), (2912, 151256), (3136, 140452), (3328, 132349), (3367, 130816), (3577, 123136), (3626, 121472), (3796, 116032), (3848, 114464), (4088, 107744), (4144, 106288), (4672, 94276), (4736, 93002), (5096, 86432), (5402, 81536), (5824, 75628), (6272, 70226), (6643, 66304), (6734, 65408), (7154, 61568), (7252, 60736), (7592, 58016), (7696, 57232), (8176, 53872), (8288, 53144), (9344, 47138), (9472, 46501), (10192, 43216), (10804, 40768), (11648, 37814), (12544, 35113), (13286, 33152), (13468, 32704), (14308, 30784), (14504, 30368), (15184, 29008), (15392, 28616), (16352, 26936), (16576, 26572), (18688, 23569), (18907, 23296), (20384, 21608)]