123273856

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:753

約数の個数: 64

約数和(自身を含む): 259292160

約数和(自身を除く): 136018304

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 188, 248, 376, 496, 661, 752, 992, 1322, 1457, 1504, 1984, 2644, 2914, 3008, 3968, 5288, 5828, 6016, 10576, 11656, 20491, 21152, 23312, 31067, 40982, 42304, 46624, 62134, 81964, 84608, 93248, 124268, 163928, 186496, 248536, 327856, 497072, 655712, 963077, 994144, 1311424, 1926154, 1988288, 2622848, 3852308, 3976576, 7704616, 15409232, 30818464, 61636928, 123273856]

約数ペア:

[(1, 123273856), (2, 61636928), (4, 30818464), (8, 15409232), (16, 7704616), (31, 3976576), (32, 3852308), (47, 2622848), (62, 1988288), (64, 1926154), (94, 1311424), (124, 994144), (128, 963077), (188, 655712), (248, 497072), (376, 327856), (496, 248536), (661, 186496), (752, 163928), (992, 124268), (1322, 93248), (1457, 84608), (1504, 81964), (1984, 62134), (2644, 46624), (2914, 42304), (3008, 40982), (3968, 31067), (5288, 23312), (5828, 21152), (6016, 20491), (10576, 11656)]