289260032

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 80

約数和(自身を含む): 618710400

約数和(自身を除く): 329450368

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 167, 199, 256, 272, 334, 398, 512, 544, 668, 796, 1088, 1336, 1592, 2176, 2672, 2839, 3184, 3383, 4352, 5344, 5678, 6368, 6766, 8704, 10688, 11356, 12736, 13532, 21376, 22712, 25472, 27064, 33233, 42752, 45424, 50944, 54128, 66466, 85504, 90848, 101888, 108256, 132932, 181696, 216512, 265864, 363392, 433024, 531728, 564961, 726784, 866048, 1063456, 1129922, 1453568, 1732096, 2126912, 2259844, 4253824, 4519688, 8507648, 9039376, 17015296, 18078752, 36157504, 72315008, 144630016, 289260032]

約数ペア:

[(1, 289260032), (2, 144630016), (4, 72315008), (8, 36157504), (16, 18078752), (17, 17015296), (32, 9039376), (34, 8507648), (64, 4519688), (68, 4253824), (128, 2259844), (136, 2126912), (167, 1732096), (199, 1453568), (256, 1129922), (272, 1063456), (334, 866048), (398, 726784), (512, 564961), (544, 531728), (668, 433024), (796, 363392), (1088, 265864), (1336, 216512), (1592, 181696), (2176, 132932), (2672, 108256), (2839, 101888), (3184, 90848), (3383, 85504), (4352, 66466), (5344, 54128), (5678, 50944), (6368, 45424), (6766, 42752), (8704, 33233), (10688, 27064), (11356, 25472), (12736, 22712), (13532, 21376)]