161528580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{99709}}^1$

素因数の和:99730

約数の個数: 60

約数和(自身を含む): 506726220

約数和(自身を除く): 345197640

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 99709, 199418, 299127, 398836, 498545, 598254, 897381, 997090, 1196508, 1495635, 1794762, 1994180, 2692143, 2991270, 3589524, 4486905, 5384286, 5982540, 8076429, 8973810, 10768572, 13460715, 16152858, 17947620, 26921430, 32305716, 40382145, 53842860, 80764290, 161528580]

約数ペア:

[(1, 161528580), (2, 80764290), (3, 53842860), (4, 40382145), (5, 32305716), (6, 26921430), (9, 17947620), (10, 16152858), (12, 13460715), (15, 10768572), (18, 8973810), (20, 8076429), (27, 5982540), (30, 5384286), (36, 4486905), (45, 3589524), (54, 2991270), (60, 2692143), (81, 1994180), (90, 1794762), (108, 1495635), (135, 1196508), (162, 997090), (180, 897381), (270, 598254), (324, 498545), (405, 398836), (540, 299127), (810, 199418), (1620, 99709)]