1219817728

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2207}}^1$

素因数の和:2367

約数の個数: 72

約数和(自身を含む): 2599575552

約数和(自身を除く): 1379757824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 127, 128, 136, 254, 256, 272, 508, 544, 1016, 1088, 2032, 2159, 2176, 2207, 4064, 4318, 4352, 4414, 8128, 8636, 8828, 16256, 17272, 17656, 32512, 34544, 35312, 37519, 69088, 70624, 75038, 138176, 141248, 150076, 276352, 280289, 282496, 300152, 552704, 560578, 564992, 600304, 1121156, 1200608, 2242312, 2401216, 4484624, 4764913, 4802432, 8969248, 9529826, 9604864, 17938496, 19059652, 35876992, 38119304, 71753984, 76238608, 152477216, 304954432, 609908864, 1219817728]

約数ペア:

[(1, 1219817728), (2, 609908864), (4, 304954432), (8, 152477216), (16, 76238608), (17, 71753984), (32, 38119304), (34, 35876992), (64, 19059652), (68, 17938496), (127, 9604864), (128, 9529826), (136, 8969248), (254, 4802432), (256, 4764913), (272, 4484624), (508, 2401216), (544, 2242312), (1016, 1200608), (1088, 1121156), (2032, 600304), (2159, 564992), (2176, 560578), (2207, 552704), (4064, 300152), (4318, 282496), (4352, 280289), (4414, 276352), (8128, 150076), (8636, 141248), (8828, 138176), (16256, 75038), (17272, 70624), (17656, 69088), (32512, 37519), (34544, 35312)]