400721364

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{457}}^1$

素因数の和:846

約数の個数: 96

約数和(自身を含む): 1089527040

約数和(自身を除く): 688805676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 353, 414, 457, 621, 706, 828, 914, 1059, 1242, 1371, 1412, 1828, 2118, 2484, 2742, 3177, 4113, 4236, 5484, 6354, 8119, 8226, 9531, 10511, 12339, 12708, 16238, 16452, 19062, 21022, 24357, 24678, 31533, 32476, 38124, 42044, 48714, 49356, 63066, 73071, 94599, 97428, 126132, 146142, 161321, 189198, 219213, 283797, 292284, 322642, 378396, 438426, 483963, 567594, 645284, 876852, 967926, 1135188, 1451889, 1935852, 2903778, 3710383, 4355667, 5807556, 7420766, 8711334, 11131149, 14841532, 17422668, 22262298, 33393447, 44524596, 66786894, 100180341, 133573788, 200360682, 400721364]

約数ペア:

[(1, 400721364), (2, 200360682), (3, 133573788), (4, 100180341), (6, 66786894), (9, 44524596), (12, 33393447), (18, 22262298), (23, 17422668), (27, 14841532), (36, 11131149), (46, 8711334), (54, 7420766), (69, 5807556), (92, 4355667), (108, 3710383), (138, 2903778), (207, 1935852), (276, 1451889), (353, 1135188), (414, 967926), (457, 876852), (621, 645284), (706, 567594), (828, 483963), (914, 438426), (1059, 378396), (1242, 322642), (1371, 292284), (1412, 283797), (1828, 219213), (2118, 189198), (2484, 161321), (2742, 146142), (3177, 126132), (4113, 97428), (4236, 94599), (5484, 73071), (6354, 63066), (8119, 49356), (8226, 48714), (9531, 42044), (10511, 38124), (12339, 32476), (12708, 31533), (16238, 24678), (16452, 24357), (19062, 21022)]