206420115

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{241}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 376358400

約数和(自身を除く): 169938285

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 179, 241, 319, 435, 537, 723, 895, 957, 1205, 1595, 1969, 2651, 2685, 3615, 4785, 5191, 5907, 6989, 7953, 9845, 13255, 15573, 20967, 25955, 29535, 34945, 39765, 43139, 57101, 76879, 77865, 104835, 129417, 171303, 215695, 230637, 285505, 384395, 474529, 647085, 856515, 1153185, 1251031, 1423587, 2372645, 3753093, 6255155, 7117935, 13761341, 18765465, 41284023, 68806705, 206420115]

約数ペア:

[(1, 206420115), (3, 68806705), (5, 41284023), (11, 18765465), (15, 13761341), (29, 7117935), (33, 6255155), (55, 3753093), (87, 2372645), (145, 1423587), (165, 1251031), (179, 1153185), (241, 856515), (319, 647085), (435, 474529), (537, 384395), (723, 285505), (895, 230637), (957, 215695), (1205, 171303), (1595, 129417), (1969, 104835), (2651, 77865), (2685, 76879), (3615, 57101), (4785, 43139), (5191, 39765), (5907, 34945), (6989, 29535), (7953, 25955), (9845, 20967), (13255, 15573)]