1381331520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{479629}}^1$

素因数の和:479652

約数の個数: 84

約数和(自身を含む): 4751214780

約数和(自身を除く): 3369883260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 479629, 959258, 1438887, 1918516, 2398145, 2877774, 3837032, 4316661, 4796290, 5755548, 7194435, 7674064, 8633322, 9592580, 11511096, 14388870, 15348128, 17266644, 19185160, 21583305, 23022192, 28777740, 30696256, 34533288, 38370320, 43166610, 46044384, 57555480, 69066576, 76740640, 86333220, 92088768, 115110960, 138133152, 153481280, 172666440, 230221920, 276266304, 345332880, 460443840, 690665760, 1381331520]

約数ペア:

[(1, 1381331520), (2, 690665760), (3, 460443840), (4, 345332880), (5, 276266304), (6, 230221920), (8, 172666440), (9, 153481280), (10, 138133152), (12, 115110960), (15, 92088768), (16, 86333220), (18, 76740640), (20, 69066576), (24, 57555480), (30, 46044384), (32, 43166610), (36, 38370320), (40, 34533288), (45, 30696256), (48, 28777740), (60, 23022192), (64, 21583305), (72, 19185160), (80, 17266644), (90, 15348128), (96, 14388870), (120, 11511096), (144, 9592580), (160, 8633322), (180, 7674064), (192, 7194435), (240, 5755548), (288, 4796290), (320, 4316661), (360, 3837032), (480, 2877774), (576, 2398145), (720, 1918516), (960, 1438887), (1440, 959258), (2880, 479629)]