83821860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2207}}^1$

素因数の和:2433

約数の個数: 72

約数和(自身を含む): 255580416

約数和(自身を除く): 171758556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2110, 2207, 2532, 3165, 3798, 4220, 4414, 6330, 6621, 7596, 8828, 9495, 11035, 12660, 13242, 18990, 19863, 22070, 26484, 33105, 37980, 39726, 44140, 66210, 79452, 99315, 132420, 198630, 397260, 465677, 931354, 1397031, 1862708, 2328385, 2794062, 4191093, 4656770, 5588124, 6985155, 8382186, 9313540, 13970310, 16764372, 20955465, 27940620, 41910930, 83821860]

約数ペア:

[(1, 83821860), (2, 41910930), (3, 27940620), (4, 20955465), (5, 16764372), (6, 13970310), (9, 9313540), (10, 8382186), (12, 6985155), (15, 5588124), (18, 4656770), (20, 4191093), (30, 2794062), (36, 2328385), (45, 1862708), (60, 1397031), (90, 931354), (180, 465677), (211, 397260), (422, 198630), (633, 132420), (844, 99315), (1055, 79452), (1266, 66210), (1899, 44140), (2110, 39726), (2207, 37980), (2532, 33105), (3165, 26484), (3798, 22070), (4220, 19863), (4414, 18990), (6330, 13242), (6621, 12660), (7596, 11035), (8828, 9495)]