209403936

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{431}}^1$

素因数の和:695

約数の個数: 144

約数和(自身を含む): 684972288

約数和(自身を除く): 475568352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 241, 252, 288, 336, 431, 482, 504, 672, 723, 862, 964, 1008, 1293, 1446, 1687, 1724, 1928, 2016, 2169, 2586, 2892, 3017, 3374, 3448, 3856, 3879, 4338, 5061, 5172, 5784, 6034, 6748, 6896, 7712, 7758, 8676, 9051, 10122, 10344, 11568, 12068, 13496, 13792, 15183, 15516, 17352, 18102, 20244, 20688, 23136, 24136, 26992, 27153, 30366, 31032, 34704, 36204, 40488, 41376, 48272, 53984, 54306, 60732, 62064, 69408, 72408, 80976, 96544, 103871, 108612, 121464, 124128, 144816, 161952, 207742, 217224, 242928, 289632, 311613, 415484, 434448, 485856, 623226, 727097, 830968, 868896, 934839, 1246452, 1454194, 1661936, 1869678, 2181291, 2492904, 2908388, 3323872, 3739356, 4362582, 4985808, 5816776, 6543873, 7478712, 8725164, 9971616, 11633552, 13087746, 14957424, 17450328, 23267104, 26175492, 29914848, 34900656, 52350984, 69801312, 104701968, 209403936]

約数ペア:

[(1, 209403936), (2, 104701968), (3, 69801312), (4, 52350984), (6, 34900656), (7, 29914848), (8, 26175492), (9, 23267104), (12, 17450328), (14, 14957424), (16, 13087746), (18, 11633552), (21, 9971616), (24, 8725164), (28, 7478712), (32, 6543873), (36, 5816776), (42, 4985808), (48, 4362582), (56, 3739356), (63, 3323872), (72, 2908388), (84, 2492904), (96, 2181291), (112, 1869678), (126, 1661936), (144, 1454194), (168, 1246452), (224, 934839), (241, 868896), (252, 830968), (288, 727097), (336, 623226), (431, 485856), (482, 434448), (504, 415484), (672, 311613), (723, 289632), (862, 242928), (964, 217224), (1008, 207742), (1293, 161952), (1446, 144816), (1687, 124128), (1724, 121464), (1928, 108612), (2016, 103871), (2169, 96544), (2586, 80976), (2892, 72408), (3017, 69408), (3374, 62064), (3448, 60732), (3856, 54306), (3879, 53984), (4338, 48272), (5061, 41376), (5172, 40488), (5784, 36204), (6034, 34704), (6748, 31032), (6896, 30366), (7712, 27153), (7758, 26992), (8676, 24136), (9051, 23136), (10122, 20688), (10344, 20244), (11568, 18102), (12068, 17352), (13496, 15516), (13792, 15183)]