318920000

素因数分解:

$2^6\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 280

約数和(自身を含む): 971239104

約数和(自身を除く): 652319104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 32, 34, 35, 40, 50, 56, 64, 67, 68, 70, 80, 85, 100, 112, 119, 125, 134, 136, 140, 160, 170, 175, 200, 224, 238, 250, 268, 272, 280, 320, 335, 340, 350, 400, 425, 448, 469, 476, 500, 536, 544, 560, 595, 625, 670, 680, 700, 800, 850, 875, 938, 952, 1000, 1072, 1088, 1120, 1139, 1190, 1250, 1340, 1360, 1400, 1600, 1675, 1700, 1750, 1876, 1904, 2000, 2125, 2144, 2240, 2278, 2345, 2380, 2500, 2680, 2720, 2800, 2975, 3350, 3400, 3500, 3752, 3808, 4000, 4250, 4288, 4375, 4556, 4690, 4760, 5000, 5360, 5440, 5600, 5695, 5950, 6700, 6800, 7000, 7504, 7616, 7973, 8000, 8375, 8500, 8750, 9112, 9380, 9520, 10000, 10625, 10720, 11200, 11390, 11725, 11900, 13400, 13600, 14000, 14875, 15008, 15946, 16750, 17000, 17500, 18224, 18760, 19040, 20000, 21250, 21440, 22780, 23450, 23800, 26800, 27200, 28000, 28475, 29750, 30016, 31892, 33500, 34000, 35000, 36448, 37520, 38080, 39865, 40000, 41875, 42500, 45560, 46900, 47600, 53600, 56000, 56950, 58625, 59500, 63784, 67000, 68000, 70000, 72896, 74375, 75040, 79730, 83750, 85000, 91120, 93800, 95200, 107200, 113900, 117250, 119000, 127568, 134000, 136000, 140000, 142375, 148750, 150080, 159460, 167500, 170000, 182240, 187600, 190400, 199325, 227800, 234500, 238000, 255136, 268000, 280000, 284750, 293125, 297500, 318920, 335000, 340000, 364480, 375200, 398650, 455600, 469000, 476000, 510272, 536000, 569500, 586250, 595000, 637840, 670000, 680000, 711875, 750400, 797300, 911200, 938000, 952000, 996625, 1139000, 1172500, 1190000, 1275680, 1340000, 1423750, 1594600, 1822400, 1876000, 1993250, 2278000, 2345000, 2380000, 2551360, 2680000, 2847500, 3189200, 3752000, 3986500, 4556000, 4690000, 4760000, 4983125, 5695000, 6378400, 7973000, 9112000, 9380000, 9966250, 11390000, 12756800, 15946000, 18760000, 19932500, 22780000, 31892000, 39865000, 45560000, 63784000, 79730000, 159460000, 318920000]

約数ペア:

[(1, 318920000), (2, 159460000), (4, 79730000), (5, 63784000), (7, 45560000), (8, 39865000), (10, 31892000), (14, 22780000), (16, 19932500), (17, 18760000), (20, 15946000), (25, 12756800), (28, 11390000), (32, 9966250), (34, 9380000), (35, 9112000), (40, 7973000), (50, 6378400), (56, 5695000), (64, 4983125), (67, 4760000), (68, 4690000), (70, 4556000), (80, 3986500), (85, 3752000), (100, 3189200), (112, 2847500), (119, 2680000), (125, 2551360), (134, 2380000), (136, 2345000), (140, 2278000), (160, 1993250), (170, 1876000), (175, 1822400), (200, 1594600), (224, 1423750), (238, 1340000), (250, 1275680), (268, 1190000), (272, 1172500), (280, 1139000), (320, 996625), (335, 952000), (340, 938000), (350, 911200), (400, 797300), (425, 750400), (448, 711875), (469, 680000), (476, 670000), (500, 637840), (536, 595000), (544, 586250), (560, 569500), (595, 536000), (625, 510272), (670, 476000), (680, 469000), (700, 455600), (800, 398650), (850, 375200), (875, 364480), (938, 340000), (952, 335000), (1000, 318920), (1072, 297500), (1088, 293125), (1120, 284750), (1139, 280000), (1190, 268000), (1250, 255136), (1340, 238000), (1360, 234500), (1400, 227800), (1600, 199325), (1675, 190400), (1700, 187600), (1750, 182240), (1876, 170000), (1904, 167500), (2000, 159460), (2125, 150080), (2144, 148750), (2240, 142375), (2278, 140000), (2345, 136000), (2380, 134000), (2500, 127568), (2680, 119000), (2720, 117250), (2800, 113900), (2975, 107200), (3350, 95200), (3400, 93800), (3500, 91120), (3752, 85000), (3808, 83750), (4000, 79730), (4250, 75040), (4288, 74375), (4375, 72896), (4556, 70000), (4690, 68000), (4760, 67000), (5000, 63784), (5360, 59500), (5440, 58625), (5600, 56950), (5695, 56000), (5950, 53600), (6700, 47600), (6800, 46900), (7000, 45560), (7504, 42500), (7616, 41875), (7973, 40000), (8000, 39865), (8375, 38080), (8500, 37520), (8750, 36448), (9112, 35000), (9380, 34000), (9520, 33500), (10000, 31892), (10625, 30016), (10720, 29750), (11200, 28475), (11390, 28000), (11725, 27200), (11900, 26800), (13400, 23800), (13600, 23450), (14000, 22780), (14875, 21440), (15008, 21250), (15946, 20000), (16750, 19040), (17000, 18760), (17500, 18224)]