208795664

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 180

約数和(自身を含む): 541465344

約数和(自身を除く): 332669680

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 49, 56, 62, 71, 77, 88, 98, 112, 121, 124, 142, 154, 176, 196, 217, 242, 248, 284, 308, 341, 392, 434, 484, 496, 497, 539, 568, 616, 682, 781, 784, 847, 868, 968, 994, 1078, 1136, 1232, 1364, 1519, 1562, 1694, 1736, 1936, 1988, 2156, 2201, 2387, 2728, 3038, 3124, 3388, 3472, 3479, 3751, 3976, 4312, 4402, 4774, 5456, 5467, 5929, 6076, 6248, 6776, 6958, 7502, 7952, 8591, 8624, 8804, 9548, 10934, 11858, 12152, 12496, 13552, 13916, 15004, 15407, 16709, 17182, 17608, 19096, 21868, 23716, 24211, 24304, 26257, 27832, 30008, 30814, 33418, 34364, 35216, 38192, 38269, 43736, 47432, 48422, 52514, 55664, 60016, 60137, 61628, 66836, 68728, 76538, 87472, 94864, 96844, 105028, 107849, 120274, 123256, 133672, 137456, 153076, 169477, 183799, 193688, 210056, 215698, 240548, 246512, 266321, 267344, 306152, 338954, 367598, 387376, 420112, 420959, 431396, 481096, 532642, 612304, 677908, 735196, 841918, 862792, 962192, 1065284, 1186339, 1355816, 1470392, 1683836, 1725584, 1864247, 2130568, 2372678, 2711632, 2940784, 3367672, 3728494, 4261136, 4745356, 6735344, 7456988, 9490712, 13049729, 14913976, 18981424, 26099458, 29827952, 52198916, 104397832, 208795664]

約数ペア:

[(1, 208795664), (2, 104397832), (4, 52198916), (7, 29827952), (8, 26099458), (11, 18981424), (14, 14913976), (16, 13049729), (22, 9490712), (28, 7456988), (31, 6735344), (44, 4745356), (49, 4261136), (56, 3728494), (62, 3367672), (71, 2940784), (77, 2711632), (88, 2372678), (98, 2130568), (112, 1864247), (121, 1725584), (124, 1683836), (142, 1470392), (154, 1355816), (176, 1186339), (196, 1065284), (217, 962192), (242, 862792), (248, 841918), (284, 735196), (308, 677908), (341, 612304), (392, 532642), (434, 481096), (484, 431396), (496, 420959), (497, 420112), (539, 387376), (568, 367598), (616, 338954), (682, 306152), (781, 267344), (784, 266321), (847, 246512), (868, 240548), (968, 215698), (994, 210056), (1078, 193688), (1136, 183799), (1232, 169477), (1364, 153076), (1519, 137456), (1562, 133672), (1694, 123256), (1736, 120274), (1936, 107849), (1988, 105028), (2156, 96844), (2201, 94864), (2387, 87472), (2728, 76538), (3038, 68728), (3124, 66836), (3388, 61628), (3472, 60137), (3479, 60016), (3751, 55664), (3976, 52514), (4312, 48422), (4402, 47432), (4774, 43736), (5456, 38269), (5467, 38192), (5929, 35216), (6076, 34364), (6248, 33418), (6776, 30814), (6958, 30008), (7502, 27832), (7952, 26257), (8591, 24304), (8624, 24211), (8804, 23716), (9548, 21868), (10934, 19096), (11858, 17608), (12152, 17182), (12496, 16709), (13552, 15407), (13916, 15004)]