209887104

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{691}}^1$

素因数の和:828

約数の個数: 128

約数和(自身を含む): 643726080

約数和(自身を除く): 433838976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 113, 128, 168, 192, 224, 226, 336, 339, 384, 448, 452, 672, 678, 691, 791, 896, 904, 1344, 1356, 1382, 1582, 1808, 2073, 2373, 2688, 2712, 2764, 3164, 3616, 4146, 4746, 4837, 5424, 5528, 6328, 7232, 8292, 9492, 9674, 10848, 11056, 12656, 14464, 14511, 16584, 18984, 19348, 21696, 22112, 25312, 29022, 33168, 37968, 38696, 43392, 44224, 50624, 58044, 66336, 75936, 77392, 78083, 88448, 101248, 116088, 132672, 151872, 154784, 156166, 232176, 234249, 265344, 303744, 309568, 312332, 464352, 468498, 546581, 619136, 624664, 928704, 936996, 1093162, 1249328, 1639743, 1857408, 1873992, 2186324, 2498656, 3279486, 3747984, 4372648, 4997312, 6558972, 7495968, 8745296, 9994624, 13117944, 14991936, 17490592, 26235888, 29983872, 34981184, 52471776, 69962368, 104943552, 209887104]

約数ペア:

[(1, 209887104), (2, 104943552), (3, 69962368), (4, 52471776), (6, 34981184), (7, 29983872), (8, 26235888), (12, 17490592), (14, 14991936), (16, 13117944), (21, 9994624), (24, 8745296), (28, 7495968), (32, 6558972), (42, 4997312), (48, 4372648), (56, 3747984), (64, 3279486), (84, 2498656), (96, 2186324), (112, 1873992), (113, 1857408), (128, 1639743), (168, 1249328), (192, 1093162), (224, 936996), (226, 928704), (336, 624664), (339, 619136), (384, 546581), (448, 468498), (452, 464352), (672, 312332), (678, 309568), (691, 303744), (791, 265344), (896, 234249), (904, 232176), (1344, 156166), (1356, 154784), (1382, 151872), (1582, 132672), (1808, 116088), (2073, 101248), (2373, 88448), (2688, 78083), (2712, 77392), (2764, 75936), (3164, 66336), (3616, 58044), (4146, 50624), (4746, 44224), (4837, 43392), (5424, 38696), (5528, 37968), (6328, 33168), (7232, 29022), (8292, 25312), (9492, 22112), (9674, 21696), (10848, 19348), (11056, 18984), (12656, 16584), (14464, 14511)]