1391811840

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{120817}}^1$

素因数の和:120844

約数の個数: 108

約数和(自身を含む): 4815563844

約数和(自身を除く): 3423752004

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, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 120817, 241634, 362451, 483268, 604085, 724902, 966536, 1087353, 1208170, 1449804, 1812255, 1933072, 2174706, 2416340, 2899608, 3624510, 3866144, 4349412, 4832680, 5436765, 5799216, 7249020, 7732288, 8698824, 9665360, 10873530, 11598432, 14498040, 15464576, 17397648, 19330720, 21747060, 23196864, 28996080, 30929152, 34795296, 38661440, 43494120, 46393728, 57992160, 69590592, 77322880, 86988240, 92787456, 115984320, 139181184, 154645760, 173976480, 231968640, 278362368, 347952960, 463937280, 695905920, 1391811840]

約数ペア:

[(1, 1391811840), (2, 695905920), (3, 463937280), (4, 347952960), (5, 278362368), (6, 231968640), (8, 173976480), (9, 154645760), (10, 139181184), (12, 115984320), (15, 92787456), (16, 86988240), (18, 77322880), (20, 69590592), (24, 57992160), (30, 46393728), (32, 43494120), (36, 38661440), (40, 34795296), (45, 30929152), (48, 28996080), (60, 23196864), (64, 21747060), (72, 19330720), (80, 17397648), (90, 15464576), (96, 14498040), (120, 11598432), (128, 10873530), (144, 9665360), (160, 8698824), (180, 7732288), (192, 7249020), (240, 5799216), (256, 5436765), (288, 4832680), (320, 4349412), (360, 3866144), (384, 3624510), (480, 2899608), (576, 2416340), (640, 2174706), (720, 1933072), (768, 1812255), (960, 1449804), (1152, 1208170), (1280, 1087353), (1440, 966536), (1920, 724902), (2304, 604085), (2880, 483268), (3840, 362451), (5760, 241634), (11520, 120817)]