2912842575

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 5606149120

約数和(自身を除く): 2693306545

約数列:

[1, 3, 5, 9, 15, 25, 37, 43, 45, 75, 79, 103, 111, 129, 185, 215, 225, 237, 309, 333, 387, 395, 515, 555, 645, 711, 925, 927, 1075, 1185, 1545, 1591, 1665, 1935, 1975, 2575, 2775, 2923, 3225, 3397, 3555, 3811, 4429, 4635, 4773, 5925, 7725, 7955, 8137, 8325, 8769, 9675, 10191, 11433, 13287, 14319, 14615, 16985, 17775, 19055, 22145, 23175, 23865, 24411, 26307, 30573, 34299, 39775, 39861, 40685, 43845, 50955, 57165, 66435, 71595, 73075, 73233, 84925, 95275, 110725, 119325, 122055, 125689, 131535, 152865, 163873, 171495, 199305, 203425, 219225, 254775, 285825, 301069, 332175, 349891, 357975, 366165, 377067, 491619, 610275, 628445, 657675, 764325, 819365, 857475, 903207, 996525, 1049673, 1131201, 1474857, 1505345, 1749455, 1830825, 1885335, 2458095, 2709621, 3142225, 3149019, 4096825, 4516035, 5248365, 5656005, 7374285, 7526725, 8747275, 9426675, 12290475, 12945967, 13548105, 15745095, 22580175, 26241825, 28280025, 36871425, 38837901, 64729835, 67740525, 78725475, 116513703, 194189505, 323649175, 582568515, 970947525, 2912842575]

約数ペア:

[(1, 2912842575), (3, 970947525), (5, 582568515), (9, 323649175), (15, 194189505), (25, 116513703), (37, 78725475), (43, 67740525), (45, 64729835), (75, 38837901), (79, 36871425), (103, 28280025), (111, 26241825), (129, 22580175), (185, 15745095), (215, 13548105), (225, 12945967), (237, 12290475), (309, 9426675), (333, 8747275), (387, 7526725), (395, 7374285), (515, 5656005), (555, 5248365), (645, 4516035), (711, 4096825), (925, 3149019), (927, 3142225), (1075, 2709621), (1185, 2458095), (1545, 1885335), (1591, 1830825), (1665, 1749455), (1935, 1505345), (1975, 1474857), (2575, 1131201), (2775, 1049673), (2923, 996525), (3225, 903207), (3397, 857475), (3555, 819365), (3811, 764325), (4429, 657675), (4635, 628445), (4773, 610275), (5925, 491619), (7725, 377067), (7955, 366165), (8137, 357975), (8325, 349891), (8769, 332175), (9675, 301069), (10191, 285825), (11433, 254775), (13287, 219225), (14319, 203425), (14615, 199305), (16985, 171495), (17775, 163873), (19055, 152865), (22145, 131535), (23175, 125689), (23865, 122055), (24411, 119325), (26307, 110725), (30573, 95275), (34299, 84925), (39775, 73233), (39861, 73075), (40685, 71595), (43845, 66435), (50955, 57165)]