208875870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{331549}}^1$

素因数の和:331569

約数の個数: 48

約数和(自身を含む): 620661600

約数和(自身を除く): 411785730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 331549, 663098, 994647, 1657745, 1989294, 2320843, 2983941, 3315490, 4641686, 4973235, 5967882, 6962529, 9946470, 11604215, 13925058, 14919705, 20887587, 23208430, 29839410, 34812645, 41775174, 69625290, 104437935, 208875870]

約数ペア:

[(1, 208875870), (2, 104437935), (3, 69625290), (5, 41775174), (6, 34812645), (7, 29839410), (9, 23208430), (10, 20887587), (14, 14919705), (15, 13925058), (18, 11604215), (21, 9946470), (30, 6962529), (35, 5967882), (42, 4973235), (45, 4641686), (63, 3315490), (70, 2983941), (90, 2320843), (105, 1989294), (126, 1657745), (210, 994647), (315, 663098), (630, 331549)]