18054180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5279}}^1$

素因数の和:5313

約数の個数: 72

約数和(自身を含む): 57657600

約数和(自身を除く): 39603420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 5279, 10558, 15837, 21116, 26395, 31674, 47511, 52790, 63348, 79185, 95022, 100301, 105580, 158370, 190044, 200602, 237555, 300903, 316740, 401204, 475110, 501505, 601806, 902709, 950220, 1003010, 1203612, 1504515, 1805418, 2006020, 3009030, 3610836, 4513545, 6018060, 9027090, 18054180]

約数ペア:

[(1, 18054180), (2, 9027090), (3, 6018060), (4, 4513545), (5, 3610836), (6, 3009030), (9, 2006020), (10, 1805418), (12, 1504515), (15, 1203612), (18, 1003010), (19, 950220), (20, 902709), (30, 601806), (36, 501505), (38, 475110), (45, 401204), (57, 316740), (60, 300903), (76, 237555), (90, 200602), (95, 190044), (114, 158370), (171, 105580), (180, 100301), (190, 95022), (228, 79185), (285, 63348), (342, 52790), (380, 47511), (570, 31674), (684, 26395), (855, 21116), (1140, 15837), (1710, 10558), (3420, 5279)]