221657184

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:282

約数の個数: 216

約数和(自身を含む): 745060680

約数和(自身を除く): 523403496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 113, 126, 139, 144, 147, 168, 196, 224, 226, 252, 278, 288, 294, 336, 339, 392, 417, 441, 452, 504, 556, 588, 672, 678, 784, 791, 834, 882, 904, 973, 1008, 1017, 1112, 1176, 1251, 1356, 1568, 1582, 1668, 1764, 1808, 1946, 2016, 2034, 2224, 2352, 2373, 2502, 2712, 2919, 3164, 3336, 3528, 3616, 3892, 4068, 4448, 4704, 4746, 5004, 5424, 5537, 5838, 6328, 6672, 6811, 7056, 7119, 7784, 8136, 8757, 9492, 10008, 10848, 11074, 11676, 12656, 13344, 13622, 14112, 14238, 15568, 15707, 16272, 16611, 17514, 18984, 20016, 20433, 22148, 23352, 25312, 27244, 28476, 31136, 31414, 32544, 33222, 35028, 37968, 40032, 40866, 44296, 46704, 47121, 49833, 54488, 56952, 61299, 62828, 66444, 70056, 75936, 81732, 88592, 93408, 94242, 99666, 108976, 109949, 113904, 122598, 125656, 132888, 140112, 141363, 163464, 177184, 188484, 199332, 217952, 219898, 227808, 245196, 251312, 265776, 280224, 282726, 326928, 329847, 376968, 398664, 439796, 490392, 502624, 531552, 565452, 653856, 659694, 753936, 769643, 797328, 879592, 980784, 989541, 1130904, 1319388, 1507872, 1539286, 1594656, 1759184, 1961568, 1979082, 2261808, 2308929, 2638776, 3078572, 3518368, 3958164, 4523616, 4617858, 5277552, 6157144, 6926787, 7916328, 9235716, 10555104, 12314288, 13853574, 15832656, 18471432, 24628576, 27707148, 31665312, 36942864, 55414296, 73885728, 110828592, 221657184]

約数ペア:

[(1, 221657184), (2, 110828592), (3, 73885728), (4, 55414296), (6, 36942864), (7, 31665312), (8, 27707148), (9, 24628576), (12, 18471432), (14, 15832656), (16, 13853574), (18, 12314288), (21, 10555104), (24, 9235716), (28, 7916328), (32, 6926787), (36, 6157144), (42, 5277552), (48, 4617858), (49, 4523616), (56, 3958164), (63, 3518368), (72, 3078572), (84, 2638776), (96, 2308929), (98, 2261808), (112, 1979082), (113, 1961568), (126, 1759184), (139, 1594656), (144, 1539286), (147, 1507872), (168, 1319388), (196, 1130904), (224, 989541), (226, 980784), (252, 879592), (278, 797328), (288, 769643), (294, 753936), (336, 659694), (339, 653856), (392, 565452), (417, 531552), (441, 502624), (452, 490392), (504, 439796), (556, 398664), (588, 376968), (672, 329847), (678, 326928), (784, 282726), (791, 280224), (834, 265776), (882, 251312), (904, 245196), (973, 227808), (1008, 219898), (1017, 217952), (1112, 199332), (1176, 188484), (1251, 177184), (1356, 163464), (1568, 141363), (1582, 140112), (1668, 132888), (1764, 125656), (1808, 122598), (1946, 113904), (2016, 109949), (2034, 108976), (2224, 99666), (2352, 94242), (2373, 93408), (2502, 88592), (2712, 81732), (2919, 75936), (3164, 70056), (3336, 66444), (3528, 62828), (3616, 61299), (3892, 56952), (4068, 54488), (4448, 49833), (4704, 47121), (4746, 46704), (5004, 44296), (5424, 40866), (5537, 40032), (5838, 37968), (6328, 35028), (6672, 33222), (6811, 32544), (7056, 31414), (7119, 31136), (7784, 28476), (8136, 27244), (8757, 25312), (9492, 23352), (10008, 22148), (10848, 20433), (11074, 20016), (11676, 18984), (12656, 17514), (13344, 16611), (13622, 16272), (14112, 15707), (14238, 15568)]