160981940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{1511}}^1$

素因数の和:2288

約数の個数: 48

約数和(自身を含む): 387120384

約数和(自身を除く): 226138444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 761, 1511, 1522, 3022, 3044, 3805, 5327, 6044, 7555, 7610, 10577, 10654, 15110, 15220, 21154, 21308, 26635, 30220, 42308, 52885, 53270, 105770, 106540, 211540, 1149871, 2299742, 4599484, 5749355, 8049097, 11498710, 16098194, 22997420, 32196388, 40245485, 80490970, 160981940]

約数ペア:

[(1, 160981940), (2, 80490970), (4, 40245485), (5, 32196388), (7, 22997420), (10, 16098194), (14, 11498710), (20, 8049097), (28, 5749355), (35, 4599484), (70, 2299742), (140, 1149871), (761, 211540), (1511, 106540), (1522, 105770), (3022, 53270), (3044, 52885), (3805, 42308), (5327, 30220), (6044, 26635), (7555, 21308), (7610, 21154), (10577, 15220), (10654, 15110)]