156746960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103123}}^1$

素因数の和:103155

約数の個数: 40

約数和(自身を含む): 383621280

約数和(自身を除く): 226874320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 103123, 206246, 412492, 515615, 824984, 1031230, 1649968, 1959337, 2062460, 3918674, 4124920, 7837348, 8249840, 9796685, 15674696, 19593370, 31349392, 39186740, 78373480, 156746960]

約数ペア:

[(1, 156746960), (2, 78373480), (4, 39186740), (5, 31349392), (8, 19593370), (10, 15674696), (16, 9796685), (19, 8249840), (20, 7837348), (38, 4124920), (40, 3918674), (76, 2062460), (80, 1959337), (95, 1649968), (152, 1031230), (190, 824984), (304, 515615), (380, 412492), (760, 206246), (1520, 103123)]