205541910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{326257}}^1$

素因数の和:326277

約数の個数: 48

約数和(自身を含む): 610754976

約数和(自身を除く): 405213066

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, 326257, 652514, 978771, 1631285, 1957542, 2283799, 2936313, 3262570, 4567598, 4893855, 5872626, 6851397, 9787710, 11418995, 13702794, 14681565, 20554191, 22837990, 29363130, 34256985, 41108382, 68513970, 102770955, 205541910]

約数ペア:

[(1, 205541910), (2, 102770955), (3, 68513970), (5, 41108382), (6, 34256985), (7, 29363130), (9, 22837990), (10, 20554191), (14, 14681565), (15, 13702794), (18, 11418995), (21, 9787710), (30, 6851397), (35, 5872626), (42, 4893855), (45, 4567598), (63, 3262570), (70, 2936313), (90, 2283799), (105, 1957542), (126, 1631285), (210, 978771), (315, 652514), (630, 326257)]