16207740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{709}}^1$

素因数の和:851

約数の個数: 72

約数和(自身を含む): 49620480

約数和(自身を除く): 33412740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 709, 762, 1143, 1270, 1418, 1524, 1905, 2127, 2286, 2540, 2836, 3545, 3810, 4254, 4572, 5715, 6381, 7090, 7620, 8508, 10635, 11430, 12762, 14180, 21270, 22860, 25524, 31905, 42540, 63810, 90043, 127620, 180086, 270129, 360172, 450215, 540258, 810387, 900430, 1080516, 1350645, 1620774, 1800860, 2701290, 3241548, 4051935, 5402580, 8103870, 16207740]

約数ペア:

[(1, 16207740), (2, 8103870), (3, 5402580), (4, 4051935), (5, 3241548), (6, 2701290), (9, 1800860), (10, 1620774), (12, 1350645), (15, 1080516), (18, 900430), (20, 810387), (30, 540258), (36, 450215), (45, 360172), (60, 270129), (90, 180086), (127, 127620), (180, 90043), (254, 63810), (381, 42540), (508, 31905), (635, 25524), (709, 22860), (762, 21270), (1143, 14180), (1270, 12762), (1418, 11430), (1524, 10635), (1905, 8508), (2127, 7620), (2286, 7090), (2540, 6381), (2836, 5715), (3545, 4572), (3810, 4254)]