1984458240

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{86131}}^1$

素因数の和:86160

約数の個数: 120

約数和(自身を含む): 6872816808

約数和(自身を除く): 4888358568

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, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 86131, 172262, 258393, 344524, 430655, 516786, 689048, 775179, 861310, 1033572, 1291965, 1378096, 1550358, 1722620, 2067144, 2583930, 2756192, 3100716, 3445240, 3875895, 4134288, 5167860, 5512384, 6201432, 6890480, 7751790, 8268576, 10335720, 11024768, 12402864, 13780960, 15503580, 16537152, 20671440, 22049536, 24805728, 27561920, 31007160, 33074304, 41342880, 44099072, 49611456, 55123840, 62014320, 66148608, 82685760, 99222912, 110247680, 124028640, 132297216, 165371520, 198445824, 220495360, 248057280, 330743040, 396891648, 496114560, 661486080, 992229120, 1984458240]

約数ペア:

[(1, 1984458240), (2, 992229120), (3, 661486080), (4, 496114560), (5, 396891648), (6, 330743040), (8, 248057280), (9, 220495360), (10, 198445824), (12, 165371520), (15, 132297216), (16, 124028640), (18, 110247680), (20, 99222912), (24, 82685760), (30, 66148608), (32, 62014320), (36, 55123840), (40, 49611456), (45, 44099072), (48, 41342880), (60, 33074304), (64, 31007160), (72, 27561920), (80, 24805728), (90, 22049536), (96, 20671440), (120, 16537152), (128, 15503580), (144, 13780960), (160, 12402864), (180, 11024768), (192, 10335720), (240, 8268576), (256, 7751790), (288, 6890480), (320, 6201432), (360, 5512384), (384, 5167860), (480, 4134288), (512, 3875895), (576, 3445240), (640, 3100716), (720, 2756192), (768, 2583930), (960, 2067144), (1152, 1722620), (1280, 1550358), (1440, 1378096), (1536, 1291965), (1920, 1033572), (2304, 861310), (2560, 775179), (2880, 689048), (3840, 516786), (4608, 430655), (5760, 344524), (7680, 258393), (11520, 172262), (23040, 86131)]