2149309740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{257711}}^1$

素因数の和:257862

約数の個数: 48

約数和(自身を含む): 6061386240

約数和(自身を除く): 3912076500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 257711, 515422, 773133, 1030844, 1288555, 1546266, 2577110, 3092532, 3865665, 5154220, 7731330, 15462660, 35821829, 71643658, 107465487, 143287316, 179109145, 214930974, 358218290, 429861948, 537327435, 716436580, 1074654870, 2149309740]

約数ペア:

[(1, 2149309740), (2, 1074654870), (3, 716436580), (4, 537327435), (5, 429861948), (6, 358218290), (10, 214930974), (12, 179109145), (15, 143287316), (20, 107465487), (30, 71643658), (60, 35821829), (139, 15462660), (278, 7731330), (417, 5154220), (556, 3865665), (695, 3092532), (834, 2577110), (1390, 1546266), (1668, 1288555), (2085, 1030844), (2780, 773133), (4170, 515422), (8340, 257711)]