29920000

素因数分解:

$2^8\times 5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:64

約数の個数: 180

約数和(自身を含む): 86203656

約数和(自身を除く): 56283656

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 32, 34, 40, 44, 50, 55, 64, 68, 80, 85, 88, 100, 110, 125, 128, 136, 160, 170, 176, 187, 200, 220, 250, 256, 272, 275, 320, 340, 352, 374, 400, 425, 440, 500, 544, 550, 625, 640, 680, 704, 748, 800, 850, 880, 935, 1000, 1088, 1100, 1250, 1280, 1360, 1375, 1408, 1496, 1600, 1700, 1760, 1870, 2000, 2125, 2176, 2200, 2500, 2720, 2750, 2816, 2992, 3200, 3400, 3520, 3740, 4000, 4250, 4352, 4400, 4675, 5000, 5440, 5500, 5984, 6400, 6800, 6875, 7040, 7480, 8000, 8500, 8800, 9350, 10000, 10625, 10880, 11000, 11968, 13600, 13750, 14080, 14960, 16000, 17000, 17600, 18700, 20000, 21250, 21760, 22000, 23375, 23936, 27200, 27500, 29920, 32000, 34000, 35200, 37400, 40000, 42500, 44000, 46750, 47872, 54400, 55000, 59840, 68000, 70400, 74800, 80000, 85000, 88000, 93500, 108800, 110000, 116875, 119680, 136000, 149600, 160000, 170000, 176000, 187000, 220000, 233750, 239360, 272000, 299200, 340000, 352000, 374000, 440000, 467500, 544000, 598400, 680000, 748000, 880000, 935000, 1196800, 1360000, 1496000, 1760000, 1870000, 2720000, 2992000, 3740000, 5984000, 7480000, 14960000, 29920000]

約数ペア:

[(1, 29920000), (2, 14960000), (4, 7480000), (5, 5984000), (8, 3740000), (10, 2992000), (11, 2720000), (16, 1870000), (17, 1760000), (20, 1496000), (22, 1360000), (25, 1196800), (32, 935000), (34, 880000), (40, 748000), (44, 680000), (50, 598400), (55, 544000), (64, 467500), (68, 440000), (80, 374000), (85, 352000), (88, 340000), (100, 299200), (110, 272000), (125, 239360), (128, 233750), (136, 220000), (160, 187000), (170, 176000), (176, 170000), (187, 160000), (200, 149600), (220, 136000), (250, 119680), (256, 116875), (272, 110000), (275, 108800), (320, 93500), (340, 88000), (352, 85000), (374, 80000), (400, 74800), (425, 70400), (440, 68000), (500, 59840), (544, 55000), (550, 54400), (625, 47872), (640, 46750), (680, 44000), (704, 42500), (748, 40000), (800, 37400), (850, 35200), (880, 34000), (935, 32000), (1000, 29920), (1088, 27500), (1100, 27200), (1250, 23936), (1280, 23375), (1360, 22000), (1375, 21760), (1408, 21250), (1496, 20000), (1600, 18700), (1700, 17600), (1760, 17000), (1870, 16000), (2000, 14960), (2125, 14080), (2176, 13750), (2200, 13600), (2500, 11968), (2720, 11000), (2750, 10880), (2816, 10625), (2992, 10000), (3200, 9350), (3400, 8800), (3520, 8500), (3740, 8000), (4000, 7480), (4250, 7040), (4352, 6875), (4400, 6800), (4675, 6400), (5000, 5984), (5440, 5500)]