161871080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1847}}^1$

素因数の和:2178

約数の個数: 64

約数和(自身を含む): 417795840

約数和(自身を除く): 255924760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 313, 626, 1252, 1565, 1847, 2191, 2504, 3130, 3694, 4382, 6260, 7388, 8764, 9235, 10955, 12520, 12929, 14776, 17528, 18470, 21910, 25858, 36940, 43820, 51716, 64645, 73880, 87640, 103432, 129290, 258580, 517160, 578111, 1156222, 2312444, 2890555, 4046777, 4624888, 5781110, 8093554, 11562220, 16187108, 20233885, 23124440, 32374216, 40467770, 80935540, 161871080]

約数ペア:

[(1, 161871080), (2, 80935540), (4, 40467770), (5, 32374216), (7, 23124440), (8, 20233885), (10, 16187108), (14, 11562220), (20, 8093554), (28, 5781110), (35, 4624888), (40, 4046777), (56, 2890555), (70, 2312444), (140, 1156222), (280, 578111), (313, 517160), (626, 258580), (1252, 129290), (1565, 103432), (1847, 87640), (2191, 73880), (2504, 64645), (3130, 51716), (3694, 43820), (4382, 36940), (6260, 25858), (7388, 21910), (8764, 18470), (9235, 17528), (10955, 14776), (12520, 12929)]