15171840

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{439}}^1$

素因数の和:469

約数の個数: 144

約数和(自身を含む): 53961600

約数和(自身を除く): 38789760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 439, 480, 540, 576, 640, 720, 768, 864, 878, 960, 1080, 1152, 1280, 1317, 1440, 1728, 1756, 1920, 2160, 2195, 2304, 2634, 2880, 3456, 3512, 3840, 3951, 4320, 4390, 5268, 5760, 6585, 6912, 7024, 7902, 8640, 8780, 10536, 11520, 11853, 13170, 14048, 15804, 17280, 17560, 19755, 21072, 23706, 26340, 28096, 31608, 34560, 35120, 39510, 42144, 47412, 52680, 56192, 59265, 63216, 70240, 79020, 84288, 94824, 105360, 112384, 118530, 126432, 140480, 158040, 168576, 189648, 210720, 237060, 252864, 280960, 316080, 337152, 379296, 421440, 474120, 505728, 561920, 632160, 758592, 842880, 948240, 1011456, 1264320, 1517184, 1685760, 1896480, 2528640, 3034368, 3792960, 5057280, 7585920, 15171840]

約数ペア:

[(1, 15171840), (2, 7585920), (3, 5057280), (4, 3792960), (5, 3034368), (6, 2528640), (8, 1896480), (9, 1685760), (10, 1517184), (12, 1264320), (15, 1011456), (16, 948240), (18, 842880), (20, 758592), (24, 632160), (27, 561920), (30, 505728), (32, 474120), (36, 421440), (40, 379296), (45, 337152), (48, 316080), (54, 280960), (60, 252864), (64, 237060), (72, 210720), (80, 189648), (90, 168576), (96, 158040), (108, 140480), (120, 126432), (128, 118530), (135, 112384), (144, 105360), (160, 94824), (180, 84288), (192, 79020), (216, 70240), (240, 63216), (256, 59265), (270, 56192), (288, 52680), (320, 47412), (360, 42144), (384, 39510), (432, 35120), (439, 34560), (480, 31608), (540, 28096), (576, 26340), (640, 23706), (720, 21072), (768, 19755), (864, 17560), (878, 17280), (960, 15804), (1080, 14048), (1152, 13170), (1280, 11853), (1317, 11520), (1440, 10536), (1728, 8780), (1756, 8640), (1920, 7902), (2160, 7024), (2195, 6912), (2304, 6585), (2634, 5760), (2880, 5268), (3456, 4390), (3512, 4320), (3840, 3951)]