209726784

素因数分解:

$2^6\times 3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 168

約数和(自身を含む): 628912128

約数和(自身を除く): 419185344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 61, 64, 72, 94, 96, 122, 127, 141, 144, 183, 188, 192, 244, 254, 282, 288, 366, 376, 381, 423, 488, 508, 549, 564, 576, 732, 752, 762, 846, 976, 1016, 1098, 1128, 1143, 1464, 1504, 1524, 1692, 1952, 2032, 2196, 2256, 2286, 2867, 2928, 3008, 3048, 3384, 3904, 4064, 4392, 4512, 4572, 5734, 5856, 5969, 6096, 6768, 7747, 8128, 8601, 8784, 9024, 9144, 11468, 11712, 11938, 12192, 13536, 15494, 17202, 17568, 17907, 18288, 22936, 23241, 23876, 24384, 25803, 27072, 30988, 34404, 35136, 35814, 36576, 45872, 46482, 47752, 51606, 53721, 61976, 68808, 69723, 71628, 73152, 91744, 92964, 95504, 103212, 107442, 123952, 137616, 139446, 143256, 183488, 185928, 191008, 206424, 214884, 247904, 275232, 278892, 286512, 364109, 371856, 382016, 412848, 429768, 495808, 550464, 557784, 573024, 728218, 743712, 825696, 859536, 1092327, 1115568, 1146048, 1456436, 1487424, 1651392, 1719072, 2184654, 2231136, 2912872, 3276981, 3438144, 4369308, 4462272, 5825744, 6553962, 8738616, 11651488, 13107924, 17477232, 23302976, 26215848, 34954464, 52431696, 69908928, 104863392, 209726784]

約数ペア:

[(1, 209726784), (2, 104863392), (3, 69908928), (4, 52431696), (6, 34954464), (8, 26215848), (9, 23302976), (12, 17477232), (16, 13107924), (18, 11651488), (24, 8738616), (32, 6553962), (36, 5825744), (47, 4462272), (48, 4369308), (61, 3438144), (64, 3276981), (72, 2912872), (94, 2231136), (96, 2184654), (122, 1719072), (127, 1651392), (141, 1487424), (144, 1456436), (183, 1146048), (188, 1115568), (192, 1092327), (244, 859536), (254, 825696), (282, 743712), (288, 728218), (366, 573024), (376, 557784), (381, 550464), (423, 495808), (488, 429768), (508, 412848), (549, 382016), (564, 371856), (576, 364109), (732, 286512), (752, 278892), (762, 275232), (846, 247904), (976, 214884), (1016, 206424), (1098, 191008), (1128, 185928), (1143, 183488), (1464, 143256), (1504, 139446), (1524, 137616), (1692, 123952), (1952, 107442), (2032, 103212), (2196, 95504), (2256, 92964), (2286, 91744), (2867, 73152), (2928, 71628), (3008, 69723), (3048, 68808), (3384, 61976), (3904, 53721), (4064, 51606), (4392, 47752), (4512, 46482), (4572, 45872), (5734, 36576), (5856, 35814), (5969, 35136), (6096, 34404), (6768, 30988), (7747, 27072), (8128, 25803), (8601, 24384), (8784, 23876), (9024, 23241), (9144, 22936), (11468, 18288), (11712, 17907), (11938, 17568), (12192, 17202), (13536, 15494)]