208006528

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 455787000

約数和(自身を除く): 247780472

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 89, 124, 128, 152, 178, 248, 304, 356, 496, 589, 608, 712, 961, 992, 1178, 1216, 1424, 1691, 1922, 1984, 2356, 2432, 2759, 2848, 3382, 3844, 3968, 4712, 5518, 5696, 6764, 7688, 9424, 11036, 11392, 13528, 15376, 18259, 18848, 22072, 27056, 30752, 36518, 37696, 44144, 52421, 54112, 61504, 73036, 75392, 85529, 88288, 104842, 108224, 123008, 146072, 171058, 176576, 209684, 216448, 292144, 342116, 353152, 419368, 584288, 684232, 838736, 1168576, 1368464, 1625051, 1677472, 2337152, 2736928, 3250102, 3354944, 5473856, 6500204, 6709888, 10947712, 13000408, 26000816, 52001632, 104003264, 208006528]

約数ペア:

[(1, 208006528), (2, 104003264), (4, 52001632), (8, 26000816), (16, 13000408), (19, 10947712), (31, 6709888), (32, 6500204), (38, 5473856), (62, 3354944), (64, 3250102), (76, 2736928), (89, 2337152), (124, 1677472), (128, 1625051), (152, 1368464), (178, 1168576), (248, 838736), (304, 684232), (356, 584288), (496, 419368), (589, 353152), (608, 342116), (712, 292144), (961, 216448), (992, 209684), (1178, 176576), (1216, 171058), (1424, 146072), (1691, 123008), (1922, 108224), (1984, 104842), (2356, 88288), (2432, 85529), (2759, 75392), (2848, 73036), (3382, 61504), (3844, 54112), (3968, 52421), (4712, 44144), (5518, 37696), (5696, 36518), (6764, 30752), (7688, 27056), (9424, 22072), (11036, 18848), (11392, 18259), (13528, 15376)]