128704752

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 395913648

約数和(自身を除く): 267208896

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 193, 198, 264, 386, 396, 421, 528, 579, 772, 792, 842, 1158, 1263, 1544, 1584, 1684, 1737, 2123, 2316, 2526, 3088, 3368, 3474, 3789, 4246, 4631, 4632, 5052, 6369, 6736, 6948, 7578, 8492, 9262, 9264, 10104, 12738, 13893, 13896, 15156, 16984, 18524, 19107, 20208, 25476, 27786, 27792, 30312, 33968, 37048, 38214, 41679, 50952, 55572, 60624, 74096, 76428, 81253, 83358, 101904, 111144, 152856, 162506, 166716, 222288, 243759, 305712, 325012, 333432, 487518, 650024, 666864, 731277, 893783, 975036, 1300048, 1462554, 1787566, 1950072, 2681349, 2925108, 3575132, 3900144, 5362698, 5850216, 7150264, 8044047, 10725396, 11700432, 14300528, 16088094, 21450792, 32176188, 42901584, 64352376, 128704752]

約数ペア:

[(1, 128704752), (2, 64352376), (3, 42901584), (4, 32176188), (6, 21450792), (8, 16088094), (9, 14300528), (11, 11700432), (12, 10725396), (16, 8044047), (18, 7150264), (22, 5850216), (24, 5362698), (33, 3900144), (36, 3575132), (44, 2925108), (48, 2681349), (66, 1950072), (72, 1787566), (88, 1462554), (99, 1300048), (132, 975036), (144, 893783), (176, 731277), (193, 666864), (198, 650024), (264, 487518), (386, 333432), (396, 325012), (421, 305712), (528, 243759), (579, 222288), (772, 166716), (792, 162506), (842, 152856), (1158, 111144), (1263, 101904), (1544, 83358), (1584, 81253), (1684, 76428), (1737, 74096), (2123, 60624), (2316, 55572), (2526, 50952), (3088, 41679), (3368, 38214), (3474, 37048), (3789, 33968), (4246, 30312), (4631, 27792), (4632, 27786), (5052, 25476), (6369, 20208), (6736, 19107), (6948, 18524), (7578, 16984), (8492, 15156), (9262, 13896), (9264, 13893), (10104, 12738)]