654789120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{85259}}^1$

素因数の和:85285

約数の個数: 80

約数和(自身を含む): 2093303520

約数和(自身を除く): 1438514400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 85259, 170518, 255777, 341036, 426295, 511554, 682072, 852590, 1023108, 1278885, 1364144, 1705180, 2046216, 2557770, 2728288, 3410360, 4092432, 5115540, 5456576, 6820720, 8184864, 10231080, 10913152, 13641440, 16369728, 20462160, 21826304, 27282880, 32739456, 40924320, 43652608, 54565760, 65478912, 81848640, 109131520, 130957824, 163697280, 218263040, 327394560, 654789120]

約数ペア:

[(1, 654789120), (2, 327394560), (3, 218263040), (4, 163697280), (5, 130957824), (6, 109131520), (8, 81848640), (10, 65478912), (12, 54565760), (15, 43652608), (16, 40924320), (20, 32739456), (24, 27282880), (30, 21826304), (32, 20462160), (40, 16369728), (48, 13641440), (60, 10913152), (64, 10231080), (80, 8184864), (96, 6820720), (120, 5456576), (128, 5115540), (160, 4092432), (192, 3410360), (240, 2728288), (256, 2557770), (320, 2046216), (384, 1705180), (480, 1364144), (512, 1278885), (640, 1023108), (768, 852590), (960, 682072), (1280, 511554), (1536, 426295), (1920, 341036), (2560, 255777), (3840, 170518), (7680, 85259)]