208766220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{267649}}^1$

素因数の和:267674

約数の個数: 48

約数和(自身を含む): 629512800

約数和(自身を除く): 420746580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 267649, 535298, 802947, 1070596, 1338245, 1605894, 2676490, 3211788, 3479437, 4014735, 5352980, 6958874, 8029470, 10438311, 13917748, 16058940, 17397185, 20876622, 34794370, 41753244, 52191555, 69588740, 104383110, 208766220]

約数ペア:

[(1, 208766220), (2, 104383110), (3, 69588740), (4, 52191555), (5, 41753244), (6, 34794370), (10, 20876622), (12, 17397185), (13, 16058940), (15, 13917748), (20, 10438311), (26, 8029470), (30, 6958874), (39, 5352980), (52, 4014735), (60, 3479437), (65, 3211788), (78, 2676490), (130, 1605894), (156, 1338245), (195, 1070596), (260, 802947), (390, 535298), (780, 267649)]