2728255656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1801}}^1$

素因数の和:2015

約数の個数: 128

約数和(自身を含む): 7971471360

約数和(自身を除く): 5243215704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 127, 142, 168, 213, 254, 284, 381, 426, 497, 508, 568, 762, 852, 889, 994, 1016, 1491, 1524, 1704, 1778, 1801, 1988, 2667, 2982, 3048, 3556, 3602, 3976, 5334, 5403, 5964, 7112, 7204, 9017, 10668, 10806, 11928, 12607, 14408, 18034, 21336, 21612, 25214, 27051, 36068, 37821, 43224, 50428, 54102, 63119, 72136, 75642, 100856, 108204, 126238, 127871, 151284, 189357, 216408, 228727, 252476, 255742, 302568, 378714, 383613, 457454, 504952, 511484, 686181, 757428, 767226, 895097, 914908, 1022968, 1372362, 1514856, 1534452, 1601089, 1790194, 1829816, 2685291, 2744724, 3068904, 3202178, 3580388, 4803267, 5370582, 5489448, 6404356, 7160776, 9606534, 10741164, 12808712, 16239617, 19213068, 21482328, 32479234, 38426136, 48718851, 64958468, 97437702, 113677319, 129916936, 194875404, 227354638, 341031957, 389750808, 454709276, 682063914, 909418552, 1364127828, 2728255656]

約数ペア:

[(1, 2728255656), (2, 1364127828), (3, 909418552), (4, 682063914), (6, 454709276), (7, 389750808), (8, 341031957), (12, 227354638), (14, 194875404), (21, 129916936), (24, 113677319), (28, 97437702), (42, 64958468), (56, 48718851), (71, 38426136), (84, 32479234), (127, 21482328), (142, 19213068), (168, 16239617), (213, 12808712), (254, 10741164), (284, 9606534), (381, 7160776), (426, 6404356), (497, 5489448), (508, 5370582), (568, 4803267), (762, 3580388), (852, 3202178), (889, 3068904), (994, 2744724), (1016, 2685291), (1491, 1829816), (1524, 1790194), (1704, 1601089), (1778, 1534452), (1801, 1514856), (1988, 1372362), (2667, 1022968), (2982, 914908), (3048, 895097), (3556, 767226), (3602, 757428), (3976, 686181), (5334, 511484), (5403, 504952), (5964, 457454), (7112, 383613), (7204, 378714), (9017, 302568), (10668, 255742), (10806, 252476), (11928, 228727), (12607, 216408), (14408, 189357), (18034, 151284), (21336, 127871), (21612, 126238), (25214, 108204), (27051, 100856), (36068, 75642), (37821, 72136), (43224, 63119), (50428, 54102)]