123270784

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:610

約数の個数: 128

約数和(自身を含む): 318729600

約数和(自身を除く): 195458816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 182, 208, 224, 247, 266, 304, 364, 416, 448, 494, 532, 557, 608, 728, 832, 896, 988, 1064, 1114, 1216, 1456, 1664, 1729, 1976, 2128, 2228, 2432, 2912, 3458, 3899, 3952, 4256, 4456, 5824, 6916, 7241, 7798, 7904, 8512, 8912, 10583, 11648, 13832, 14482, 15596, 15808, 17024, 17824, 21166, 27664, 28964, 31192, 31616, 35648, 42332, 50687, 55328, 57928, 62384, 71296, 74081, 84664, 101374, 110656, 115856, 124768, 137579, 148162, 169328, 202748, 221312, 231712, 249536, 275158, 296324, 338656, 405496, 463424, 499072, 550316, 592648, 677312, 810992, 926848, 963053, 1100632, 1185296, 1354624, 1621984, 1926106, 2201264, 2370592, 3243968, 3852212, 4402528, 4741184, 6487936, 7704424, 8805056, 9482368, 15408848, 17610112, 30817696, 61635392, 123270784]

約数ペア:

[(1, 123270784), (2, 61635392), (4, 30817696), (7, 17610112), (8, 15408848), (13, 9482368), (14, 8805056), (16, 7704424), (19, 6487936), (26, 4741184), (28, 4402528), (32, 3852212), (38, 3243968), (52, 2370592), (56, 2201264), (64, 1926106), (76, 1621984), (91, 1354624), (104, 1185296), (112, 1100632), (128, 963053), (133, 926848), (152, 810992), (182, 677312), (208, 592648), (224, 550316), (247, 499072), (266, 463424), (304, 405496), (364, 338656), (416, 296324), (448, 275158), (494, 249536), (532, 231712), (557, 221312), (608, 202748), (728, 169328), (832, 148162), (896, 137579), (988, 124768), (1064, 115856), (1114, 110656), (1216, 101374), (1456, 84664), (1664, 74081), (1729, 71296), (1976, 62384), (2128, 57928), (2228, 55328), (2432, 50687), (2912, 42332), (3458, 35648), (3899, 31616), (3952, 31192), (4256, 28964), (4456, 27664), (5824, 21166), (6916, 17824), (7241, 17024), (7798, 15808), (7904, 15596), (8512, 14482), (8912, 13832), (10583, 11648)]