247872720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1032803}}^1$

素因数の和:1032819

約数の個数: 40

約数和(自身を含む): 768406176

約数和(自身を除く): 520533456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1032803, 2065606, 3098409, 4131212, 5164015, 6196818, 8262424, 10328030, 12393636, 15492045, 16524848, 20656060, 24787272, 30984090, 41312120, 49574544, 61968180, 82624240, 123936360, 247872720]

約数ペア:

[(1, 247872720), (2, 123936360), (3, 82624240), (4, 61968180), (5, 49574544), (6, 41312120), (8, 30984090), (10, 24787272), (12, 20656060), (15, 16524848), (16, 15492045), (20, 12393636), (24, 10328030), (30, 8262424), (40, 6196818), (48, 5164015), (60, 4131212), (80, 3098409), (120, 2065606), (240, 1032803)]