211223712

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{541}}^1$

素因数の和:651

約数の個数: 144

約数和(自身を含む): 653964192

約数和(自身を除く): 442740480

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 83, 84, 96, 98, 112, 147, 166, 168, 196, 224, 249, 294, 332, 336, 392, 498, 541, 581, 588, 664, 672, 784, 996, 1082, 1162, 1176, 1328, 1568, 1623, 1743, 1992, 2164, 2324, 2352, 2656, 3246, 3486, 3787, 3984, 4067, 4328, 4648, 4704, 6492, 6972, 7574, 7968, 8134, 8656, 9296, 11361, 12201, 12984, 13944, 15148, 16268, 17312, 18592, 22722, 24402, 25968, 26509, 27888, 30296, 32536, 44903, 45444, 48804, 51936, 53018, 55776, 60592, 65072, 79527, 89806, 90888, 97608, 106036, 121184, 130144, 134709, 159054, 179612, 181776, 195216, 212072, 269418, 314321, 318108, 359224, 363552, 390432, 424144, 538836, 628642, 636216, 718448, 848288, 942963, 1077672, 1257284, 1272432, 1436896, 1885926, 2155344, 2200247, 2514568, 2544864, 3771852, 4310688, 4400494, 5029136, 6600741, 7543704, 8800988, 10058272, 13201482, 15087408, 17601976, 26402964, 30174816, 35203952, 52805928, 70407904, 105611856, 211223712]

約数ペア:

[(1, 211223712), (2, 105611856), (3, 70407904), (4, 52805928), (6, 35203952), (7, 30174816), (8, 26402964), (12, 17601976), (14, 15087408), (16, 13201482), (21, 10058272), (24, 8800988), (28, 7543704), (32, 6600741), (42, 5029136), (48, 4400494), (49, 4310688), (56, 3771852), (83, 2544864), (84, 2514568), (96, 2200247), (98, 2155344), (112, 1885926), (147, 1436896), (166, 1272432), (168, 1257284), (196, 1077672), (224, 942963), (249, 848288), (294, 718448), (332, 636216), (336, 628642), (392, 538836), (498, 424144), (541, 390432), (581, 363552), (588, 359224), (664, 318108), (672, 314321), (784, 269418), (996, 212072), (1082, 195216), (1162, 181776), (1176, 179612), (1328, 159054), (1568, 134709), (1623, 130144), (1743, 121184), (1992, 106036), (2164, 97608), (2324, 90888), (2352, 89806), (2656, 79527), (3246, 65072), (3486, 60592), (3787, 55776), (3984, 53018), (4067, 51936), (4328, 48804), (4648, 45444), (4704, 44903), (6492, 32536), (6972, 30296), (7574, 27888), (7968, 26509), (8134, 25968), (8656, 24402), (9296, 22722), (11361, 18592), (12201, 17312), (12984, 16268), (13944, 15148)]