205299180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{60029}}^1$

素因数の和:60063

約数の個数: 72

約数和(自身を含む): 655527600

約数和(自身を除く): 450228420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 60029, 120058, 180087, 240116, 300145, 360174, 540261, 600290, 720348, 900435, 1080522, 1140551, 1200580, 1800870, 2161044, 2281102, 2701305, 3421653, 3601740, 4562204, 5402610, 5702755, 6843306, 10264959, 10805220, 11405510, 13686612, 17108265, 20529918, 22811020, 34216530, 41059836, 51324795, 68433060, 102649590, 205299180]

約数ペア:

[(1, 205299180), (2, 102649590), (3, 68433060), (4, 51324795), (5, 41059836), (6, 34216530), (9, 22811020), (10, 20529918), (12, 17108265), (15, 13686612), (18, 11405510), (19, 10805220), (20, 10264959), (30, 6843306), (36, 5702755), (38, 5402610), (45, 4562204), (57, 3601740), (60, 3421653), (76, 2701305), (90, 2281102), (95, 2161044), (114, 1800870), (171, 1200580), (180, 1140551), (190, 1080522), (228, 900435), (285, 720348), (342, 600290), (380, 540261), (570, 360174), (684, 300145), (855, 240116), (1140, 180087), (1710, 120058), (3420, 60029)]