1551204420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{188711}}^1$

素因数の和:188860

約数の個数: 48

約数和(自身を含む): 4375099008

約数和(自身を除く): 2823894588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220, 188711, 377422, 566133, 754844, 943555, 1132266, 1887110, 2264532, 2830665, 3774220, 5661330, 11322660, 25853407, 51706814, 77560221, 103413628, 129267035, 155120442, 258534070, 310240884, 387801105, 517068140, 775602210, 1551204420]

約数ペア:

[(1, 1551204420), (2, 775602210), (3, 517068140), (4, 387801105), (5, 310240884), (6, 258534070), (10, 155120442), (12, 129267035), (15, 103413628), (20, 77560221), (30, 51706814), (60, 25853407), (137, 11322660), (274, 5661330), (411, 3774220), (548, 2830665), (685, 2264532), (822, 1887110), (1370, 1132266), (1644, 943555), (2055, 754844), (2740, 566133), (4110, 377422), (8220, 188711)]