39931440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1$

素因数の和:834

約数の個数: 80

約数和(自身を含む): 124396800

約数和(自身を除く): 84465360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 379, 439, 758, 878, 1137, 1317, 1516, 1756, 1895, 2195, 2274, 2634, 3032, 3512, 3790, 4390, 4548, 5268, 5685, 6064, 6585, 7024, 7580, 8780, 9096, 10536, 11370, 13170, 15160, 17560, 18192, 21072, 22740, 26340, 30320, 35120, 45480, 52680, 90960, 105360, 166381, 332762, 499143, 665524, 831905, 998286, 1331048, 1663810, 1996572, 2495715, 2662096, 3327620, 3993144, 4991430, 6655240, 7986288, 9982860, 13310480, 19965720, 39931440]

約数ペア:

[(1, 39931440), (2, 19965720), (3, 13310480), (4, 9982860), (5, 7986288), (6, 6655240), (8, 4991430), (10, 3993144), (12, 3327620), (15, 2662096), (16, 2495715), (20, 1996572), (24, 1663810), (30, 1331048), (40, 998286), (48, 831905), (60, 665524), (80, 499143), (120, 332762), (240, 166381), (379, 105360), (439, 90960), (758, 52680), (878, 45480), (1137, 35120), (1317, 30320), (1516, 26340), (1756, 22740), (1895, 21072), (2195, 18192), (2274, 17560), (2634, 15160), (3032, 13170), (3512, 11370), (3790, 10536), (4390, 9096), (4548, 8780), (5268, 7580), (5685, 7024), (6064, 6585)]