123453512

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 304335360

約数和(自身を除く): 180881848

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 46, 52, 56, 73, 91, 92, 101, 104, 146, 161, 182, 184, 202, 292, 299, 322, 364, 404, 511, 584, 598, 644, 707, 728, 808, 949, 1022, 1196, 1288, 1313, 1414, 1679, 1898, 2044, 2093, 2323, 2392, 2626, 2828, 3358, 3796, 4088, 4186, 4646, 5252, 5656, 6643, 6716, 7373, 7592, 8372, 9191, 9292, 10504, 11753, 13286, 13432, 14746, 16261, 16744, 18382, 18584, 21827, 23506, 26572, 29492, 30199, 32522, 36764, 43654, 47012, 51611, 53144, 58984, 60398, 65044, 73528, 87308, 94024, 95849, 103222, 120796, 130088, 152789, 169579, 174616, 191698, 206444, 211393, 241592, 305578, 339158, 383396, 412888, 422786, 611156, 670943, 678316, 766792, 845572, 1187053, 1222312, 1341886, 1356632, 1691144, 2204527, 2374106, 2683772, 4409054, 4748212, 5367544, 8818108, 9496424, 15431689, 17636216, 30863378, 61726756, 123453512]

約数ペア:

[(1, 123453512), (2, 61726756), (4, 30863378), (7, 17636216), (8, 15431689), (13, 9496424), (14, 8818108), (23, 5367544), (26, 4748212), (28, 4409054), (46, 2683772), (52, 2374106), (56, 2204527), (73, 1691144), (91, 1356632), (92, 1341886), (101, 1222312), (104, 1187053), (146, 845572), (161, 766792), (182, 678316), (184, 670943), (202, 611156), (292, 422786), (299, 412888), (322, 383396), (364, 339158), (404, 305578), (511, 241592), (584, 211393), (598, 206444), (644, 191698), (707, 174616), (728, 169579), (808, 152789), (949, 130088), (1022, 120796), (1196, 103222), (1288, 95849), (1313, 94024), (1414, 87308), (1679, 73528), (1898, 65044), (2044, 60398), (2093, 58984), (2323, 53144), (2392, 51611), (2626, 47012), (2828, 43654), (3358, 36764), (3796, 32522), (4088, 30199), (4186, 29492), (4646, 26572), (5252, 23506), (5656, 21827), (6643, 18584), (6716, 18382), (7373, 16744), (7592, 16261), (8372, 14746), (9191, 13432), (9292, 13286), (10504, 11753)]