1654385768

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:415

約数の個数: 128

約数和(自身を含む): 3815424000

約数和(自身を除く): 2161038232

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 71, 79, 92, 142, 158, 161, 184, 229, 284, 316, 322, 458, 497, 553, 568, 632, 644, 916, 994, 1106, 1288, 1603, 1633, 1817, 1832, 1988, 2212, 3206, 3266, 3634, 3976, 4424, 5267, 5609, 6412, 6532, 7268, 10534, 11218, 11431, 12719, 12824, 13064, 14536, 16259, 18091, 21068, 22436, 22862, 25438, 32518, 36182, 36869, 39263, 42136, 44872, 45724, 50876, 65036, 72364, 73738, 78526, 91448, 101752, 113813, 126637, 129007, 130072, 144728, 147476, 157052, 227626, 253274, 258014, 294952, 314104, 373957, 416093, 455252, 506548, 516028, 747914, 832186, 903049, 910504, 1013096, 1032056, 1284461, 1495828, 1664372, 1806098, 2568922, 2617699, 2912651, 2991656, 3328744, 3612196, 5137844, 5235398, 5825302, 7224392, 8991227, 10275688, 10470796, 11650604, 17982454, 20941592, 23301208, 29542603, 35964908, 59085206, 71929816, 118170412, 206798221, 236340824, 413596442, 827192884, 1654385768]

約数ペア:

[(1, 1654385768), (2, 827192884), (4, 413596442), (7, 236340824), (8, 206798221), (14, 118170412), (23, 71929816), (28, 59085206), (46, 35964908), (56, 29542603), (71, 23301208), (79, 20941592), (92, 17982454), (142, 11650604), (158, 10470796), (161, 10275688), (184, 8991227), (229, 7224392), (284, 5825302), (316, 5235398), (322, 5137844), (458, 3612196), (497, 3328744), (553, 2991656), (568, 2912651), (632, 2617699), (644, 2568922), (916, 1806098), (994, 1664372), (1106, 1495828), (1288, 1284461), (1603, 1032056), (1633, 1013096), (1817, 910504), (1832, 903049), (1988, 832186), (2212, 747914), (3206, 516028), (3266, 506548), (3634, 455252), (3976, 416093), (4424, 373957), (5267, 314104), (5609, 294952), (6412, 258014), (6532, 253274), (7268, 227626), (10534, 157052), (11218, 147476), (11431, 144728), (12719, 130072), (12824, 129007), (13064, 126637), (14536, 113813), (16259, 101752), (18091, 91448), (21068, 78526), (22436, 73738), (22862, 72364), (25438, 65036), (32518, 50876), (36182, 45724), (36869, 44872), (39263, 42136)]