208704648

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:655

約数の個数: 128

約数和(自身を含む): 590976000

約数和(自身を除く): 382271352

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 31, 34, 51, 58, 62, 68, 87, 93, 102, 116, 124, 136, 174, 186, 204, 232, 248, 348, 372, 408, 493, 527, 569, 696, 744, 899, 986, 1054, 1138, 1479, 1581, 1707, 1798, 1972, 2108, 2276, 2697, 2958, 3162, 3414, 3596, 3944, 4216, 4552, 5394, 5916, 6324, 6828, 7192, 9673, 10788, 11832, 12648, 13656, 15283, 16501, 17639, 19346, 21576, 29019, 30566, 33002, 35278, 38692, 45849, 49503, 52917, 58038, 61132, 66004, 70556, 77384, 91698, 99006, 105834, 116076, 122264, 132008, 141112, 183396, 198012, 211668, 232152, 280517, 299863, 366792, 396024, 423336, 511531, 561034, 599726, 841551, 899589, 1023062, 1122068, 1199452, 1534593, 1683102, 1799178, 2046124, 2244136, 2398904, 3069186, 3366204, 3598356, 4092248, 6138372, 6732408, 7196712, 8696027, 12276744, 17392054, 26088081, 34784108, 52176162, 69568216, 104352324, 208704648]

約数ペア:

[(1, 208704648), (2, 104352324), (3, 69568216), (4, 52176162), (6, 34784108), (8, 26088081), (12, 17392054), (17, 12276744), (24, 8696027), (29, 7196712), (31, 6732408), (34, 6138372), (51, 4092248), (58, 3598356), (62, 3366204), (68, 3069186), (87, 2398904), (93, 2244136), (102, 2046124), (116, 1799178), (124, 1683102), (136, 1534593), (174, 1199452), (186, 1122068), (204, 1023062), (232, 899589), (248, 841551), (348, 599726), (372, 561034), (408, 511531), (493, 423336), (527, 396024), (569, 366792), (696, 299863), (744, 280517), (899, 232152), (986, 211668), (1054, 198012), (1138, 183396), (1479, 141112), (1581, 132008), (1707, 122264), (1798, 116076), (1972, 105834), (2108, 99006), (2276, 91698), (2697, 77384), (2958, 70556), (3162, 66004), (3414, 61132), (3596, 58038), (3944, 52917), (4216, 49503), (4552, 45849), (5394, 38692), (5916, 35278), (6324, 33002), (6828, 30566), (7192, 29019), (9673, 21576), (10788, 19346), (11832, 17639), (12648, 16501), (13656, 15283)]