51171840

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{2221}}^1$

素因数の和:2250

約数の個数: 120

約数和(自身を含む): 177302268

約数和(自身を除く): 126130428

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2221, 2304, 2560, 2880, 3840, 4442, 4608, 5760, 6663, 7680, 8884, 11105, 11520, 13326, 17768, 19989, 22210, 23040, 26652, 33315, 35536, 39978, 44420, 53304, 66630, 71072, 79956, 88840, 99945, 106608, 133260, 142144, 159912, 177680, 199890, 213216, 266520, 284288, 319824, 355360, 399780, 426432, 533040, 568576, 639648, 710720, 799560, 852864, 1066080, 1137152, 1279296, 1421440, 1599120, 1705728, 2132160, 2558592, 2842880, 3198240, 3411456, 4264320, 5117184, 5685760, 6396480, 8528640, 10234368, 12792960, 17057280, 25585920, 51171840]

約数ペア:

[(1, 51171840), (2, 25585920), (3, 17057280), (4, 12792960), (5, 10234368), (6, 8528640), (8, 6396480), (9, 5685760), (10, 5117184), (12, 4264320), (15, 3411456), (16, 3198240), (18, 2842880), (20, 2558592), (24, 2132160), (30, 1705728), (32, 1599120), (36, 1421440), (40, 1279296), (45, 1137152), (48, 1066080), (60, 852864), (64, 799560), (72, 710720), (80, 639648), (90, 568576), (96, 533040), (120, 426432), (128, 399780), (144, 355360), (160, 319824), (180, 284288), (192, 266520), (240, 213216), (256, 199890), (288, 177680), (320, 159912), (360, 142144), (384, 133260), (480, 106608), (512, 99945), (576, 88840), (640, 79956), (720, 71072), (768, 66630), (960, 53304), (1152, 44420), (1280, 39978), (1440, 35536), (1536, 33315), (1920, 26652), (2221, 23040), (2304, 22210), (2560, 19989), (2880, 17768), (3840, 13326), (4442, 11520), (4608, 11105), (5760, 8884), (6663, 7680)]