256721101272

素因数分解:

$2^3\times 3^4\times {\mathrm{29}}^1\times {\mathrm{13661191}}^1$

素因数の和:13661238

約数の個数: 80

約数和(自身を含む): 743851904400

約数和(自身を除く): 487130803128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 81, 87, 108, 116, 162, 174, 216, 232, 261, 324, 348, 522, 648, 696, 783, 1044, 1566, 2088, 2349, 3132, 4698, 6264, 9396, 18792, 13661191, 27322382, 40983573, 54644764, 81967146, 109289528, 122950719, 163934292, 245901438, 327868584, 368852157, 396174539, 491802876, 737704314, 792349078, 983605752, 1106556471, 1188523617, 1475408628, 1584698156, 2213112942, 2377047234, 2950817256, 3169396312, 3565570851, 4426225884, 4754094468, 7131141702, 8852451768, 9508188936, 10696712553, 14262283404, 21393425106, 28524566808, 32090137659, 42786850212, 64180275318, 85573700424, 128360550636, 256721101272]

約数ペア:

[(1, 256721101272), (2, 128360550636), (3, 85573700424), (4, 64180275318), (6, 42786850212), (8, 32090137659), (9, 28524566808), (12, 21393425106), (18, 14262283404), (24, 10696712553), (27, 9508188936), (29, 8852451768), (36, 7131141702), (54, 4754094468), (58, 4426225884), (72, 3565570851), (81, 3169396312), (87, 2950817256), (108, 2377047234), (116, 2213112942), (162, 1584698156), (174, 1475408628), (216, 1188523617), (232, 1106556471), (261, 983605752), (324, 792349078), (348, 737704314), (522, 491802876), (648, 396174539), (696, 368852157), (783, 327868584), (1044, 245901438), (1566, 163934292), (2088, 122950719), (2349, 109289528), (3132, 81967146), (4698, 54644764), (6264, 40983573), (9396, 27322382), (18792, 13661191)]