39662820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1231}}^1$

素因数の和:1425

約数の個数: 72

約数和(自身を含む): 121080960

約数和(自身を除く): 81418140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 895, 1074, 1231, 1611, 1790, 2148, 2462, 2685, 3222, 3580, 3693, 4924, 5370, 6155, 6444, 7386, 8055, 10740, 11079, 12310, 14772, 16110, 18465, 22158, 24620, 32220, 36930, 44316, 55395, 73860, 110790, 220349, 221580, 440698, 661047, 881396, 1101745, 1322094, 1983141, 2203490, 2644188, 3305235, 3966282, 4406980, 6610470, 7932564, 9915705, 13220940, 19831410, 39662820]

約数ペア:

[(1, 39662820), (2, 19831410), (3, 13220940), (4, 9915705), (5, 7932564), (6, 6610470), (9, 4406980), (10, 3966282), (12, 3305235), (15, 2644188), (18, 2203490), (20, 1983141), (30, 1322094), (36, 1101745), (45, 881396), (60, 661047), (90, 440698), (179, 221580), (180, 220349), (358, 110790), (537, 73860), (716, 55395), (895, 44316), (1074, 36930), (1231, 32220), (1611, 24620), (1790, 22158), (2148, 18465), (2462, 16110), (2685, 14772), (3222, 12310), (3580, 11079), (3693, 10740), (4924, 8055), (5370, 7386), (6155, 6444)]