255405144

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{701}}^1$

素因数の和:793

約数の個数: 128

約数和(自身を含む): 727833600

約数和(自身を除く): 472428456

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 47, 51, 57, 68, 76, 94, 102, 114, 136, 141, 152, 188, 204, 228, 282, 323, 376, 408, 456, 564, 646, 701, 799, 893, 969, 1128, 1292, 1402, 1598, 1786, 1938, 2103, 2397, 2584, 2679, 2804, 3196, 3572, 3876, 4206, 4794, 5358, 5608, 6392, 7144, 7752, 8412, 9588, 10716, 11917, 13319, 15181, 16824, 19176, 21432, 23834, 26638, 30362, 32947, 35751, 39957, 45543, 47668, 53276, 60724, 65894, 71502, 79914, 91086, 95336, 98841, 106552, 121448, 131788, 143004, 159828, 182172, 197682, 226423, 263576, 286008, 319656, 364344, 395364, 452846, 560099, 625993, 679269, 790728, 905692, 1120198, 1251986, 1358538, 1680297, 1811384, 1877979, 2240396, 2503972, 2717076, 3360594, 3755958, 4480792, 5007944, 5434152, 6721188, 7511916, 10641881, 13442376, 15023832, 21283762, 31925643, 42567524, 63851286, 85135048, 127702572, 255405144]

約数ペア:

[(1, 255405144), (2, 127702572), (3, 85135048), (4, 63851286), (6, 42567524), (8, 31925643), (12, 21283762), (17, 15023832), (19, 13442376), (24, 10641881), (34, 7511916), (38, 6721188), (47, 5434152), (51, 5007944), (57, 4480792), (68, 3755958), (76, 3360594), (94, 2717076), (102, 2503972), (114, 2240396), (136, 1877979), (141, 1811384), (152, 1680297), (188, 1358538), (204, 1251986), (228, 1120198), (282, 905692), (323, 790728), (376, 679269), (408, 625993), (456, 560099), (564, 452846), (646, 395364), (701, 364344), (799, 319656), (893, 286008), (969, 263576), (1128, 226423), (1292, 197682), (1402, 182172), (1598, 159828), (1786, 143004), (1938, 131788), (2103, 121448), (2397, 106552), (2584, 98841), (2679, 95336), (2804, 91086), (3196, 79914), (3572, 71502), (3876, 65894), (4206, 60724), (4794, 53276), (5358, 47668), (5608, 45543), (6392, 39957), (7144, 35751), (7752, 32947), (8412, 30362), (9588, 26638), (10716, 23834), (11917, 21432), (13319, 19176), (15181, 16824)]