199031280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{118471}}^1$

素因数の和:118494

約数の個数: 80

約数和(自身を含む): 705145344

約数和(自身を除く): 506114064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 118471, 236942, 355413, 473884, 592355, 710826, 829297, 947768, 1184710, 1421652, 1658594, 1777065, 1895536, 2369420, 2487891, 2843304, 3317188, 3554130, 4146485, 4738840, 4975782, 5686608, 6634376, 7108260, 8292970, 9477680, 9951564, 12439455, 13268752, 14216520, 16585940, 19903128, 24878910, 28433040, 33171880, 39806256, 49757820, 66343760, 99515640, 199031280]

約数ペア:

[(1, 199031280), (2, 99515640), (3, 66343760), (4, 49757820), (5, 39806256), (6, 33171880), (7, 28433040), (8, 24878910), (10, 19903128), (12, 16585940), (14, 14216520), (15, 13268752), (16, 12439455), (20, 9951564), (21, 9477680), (24, 8292970), (28, 7108260), (30, 6634376), (35, 5686608), (40, 4975782), (42, 4738840), (48, 4146485), (56, 3554130), (60, 3317188), (70, 2843304), (80, 2487891), (84, 2369420), (105, 1895536), (112, 1777065), (120, 1658594), (140, 1421652), (168, 1184710), (210, 947768), (240, 829297), (280, 710826), (336, 592355), (420, 473884), (560, 355413), (840, 236942), (1680, 118471)]