200868220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1493}}^1$

素因数の和:1571

約数の個数: 72

約数和(自身を含む): 498470112

約数和(自身を除く): 297601892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 961, 1085, 1493, 1922, 2170, 2986, 3844, 4340, 4805, 5972, 6727, 7465, 9610, 10451, 13454, 14930, 19220, 20902, 26908, 29860, 33635, 41804, 46283, 52255, 67270, 92566, 104510, 134540, 185132, 209020, 231415, 323981, 462830, 647962, 925660, 1295924, 1434773, 1619905, 2869546, 3239810, 5739092, 6479620, 7173865, 10043411, 14347730, 20086822, 28695460, 40173644, 50217055, 100434110, 200868220]

約数ペア:

[(1, 200868220), (2, 100434110), (4, 50217055), (5, 40173644), (7, 28695460), (10, 20086822), (14, 14347730), (20, 10043411), (28, 7173865), (31, 6479620), (35, 5739092), (62, 3239810), (70, 2869546), (124, 1619905), (140, 1434773), (155, 1295924), (217, 925660), (310, 647962), (434, 462830), (620, 323981), (868, 231415), (961, 209020), (1085, 185132), (1493, 134540), (1922, 104510), (2170, 92566), (2986, 67270), (3844, 52255), (4340, 46283), (4805, 41804), (5972, 33635), (6727, 29860), (7465, 26908), (9610, 20902), (10451, 19220), (13454, 14930)]