208314960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{123997}}^1$

素因数の和:124020

約数の個数: 80

約数和(自身を含む): 738036096

約数和(自身を除く): 529721136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 123997, 247994, 371991, 495988, 619985, 743982, 867979, 991976, 1239970, 1487964, 1735958, 1859955, 1983952, 2479940, 2603937, 2975928, 3471916, 3719910, 4339895, 4959880, 5207874, 5951856, 6943832, 7439820, 8679790, 9919760, 10415748, 13019685, 13887664, 14879640, 17359580, 20831496, 26039370, 29759280, 34719160, 41662992, 52078740, 69438320, 104157480, 208314960]

約数ペア:

[(1, 208314960), (2, 104157480), (3, 69438320), (4, 52078740), (5, 41662992), (6, 34719160), (7, 29759280), (8, 26039370), (10, 20831496), (12, 17359580), (14, 14879640), (15, 13887664), (16, 13019685), (20, 10415748), (21, 9919760), (24, 8679790), (28, 7439820), (30, 6943832), (35, 5951856), (40, 5207874), (42, 4959880), (48, 4339895), (56, 3719910), (60, 3471916), (70, 2975928), (80, 2603937), (84, 2479940), (105, 1983952), (112, 1859955), (120, 1735958), (140, 1487964), (168, 1239970), (210, 991976), (240, 867979), (280, 743982), (336, 619985), (420, 495988), (560, 371991), (840, 247994), (1680, 123997)]