205661340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{11779}}^1$

素因数の和:11891

約数の個数: 72

約数和(自身を含む): 630324240

約数和(自身を除く): 424662900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 5820, 8730, 11779, 17460, 23558, 35337, 47116, 58895, 70674, 106011, 117790, 141348, 176685, 212022, 235580, 353370, 424044, 530055, 706740, 1060110, 1142563, 2120220, 2285126, 3427689, 4570252, 5712815, 6855378, 10283067, 11425630, 13710756, 17138445, 20566134, 22851260, 34276890, 41132268, 51415335, 68553780, 102830670, 205661340]

約数ペア:

[(1, 205661340), (2, 102830670), (3, 68553780), (4, 51415335), (5, 41132268), (6, 34276890), (9, 22851260), (10, 20566134), (12, 17138445), (15, 13710756), (18, 11425630), (20, 10283067), (30, 6855378), (36, 5712815), (45, 4570252), (60, 3427689), (90, 2285126), (97, 2120220), (180, 1142563), (194, 1060110), (291, 706740), (388, 530055), (485, 424044), (582, 353370), (873, 235580), (970, 212022), (1164, 176685), (1455, 141348), (1746, 117790), (1940, 106011), (2910, 70674), (3492, 58895), (4365, 47116), (5820, 35337), (8730, 23558), (11779, 17460)]