159990180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{380929}}^1$

素因数の和:380948

約数の個数: 48

約数和(自身を含む): 511969920

約数和(自身を除く): 351979740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 380929, 761858, 1142787, 1523716, 1904645, 2285574, 2666503, 3809290, 4571148, 5333006, 5713935, 7618580, 7999509, 10666012, 11427870, 13332515, 15999018, 22855740, 26665030, 31998036, 39997545, 53330060, 79995090, 159990180]

約数ペア:

[(1, 159990180), (2, 79995090), (3, 53330060), (4, 39997545), (5, 31998036), (6, 26665030), (7, 22855740), (10, 15999018), (12, 13332515), (14, 11427870), (15, 10666012), (20, 7999509), (21, 7618580), (28, 5713935), (30, 5333006), (35, 4571148), (42, 3809290), (60, 2666503), (70, 2285574), (84, 1904645), (105, 1523716), (140, 1142787), (210, 761858), (420, 380929)]