90127980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{587}}^1\times {\mathrm{853}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 274174992

約数和(自身を除く): 184047012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 587, 853, 1174, 1706, 1761, 2348, 2559, 2935, 3412, 3522, 4265, 5118, 5283, 5870, 7044, 7677, 8530, 8805, 10236, 10566, 11740, 12795, 15354, 17060, 17610, 21132, 25590, 26415, 30708, 35220, 38385, 51180, 52830, 76770, 105660, 153540, 500711, 1001422, 1502133, 2002844, 2503555, 3004266, 4506399, 5007110, 6008532, 7510665, 9012798, 10014220, 15021330, 18025596, 22531995, 30042660, 45063990, 90127980]

約数ペア:

[(1, 90127980), (2, 45063990), (3, 30042660), (4, 22531995), (5, 18025596), (6, 15021330), (9, 10014220), (10, 9012798), (12, 7510665), (15, 6008532), (18, 5007110), (20, 4506399), (30, 3004266), (36, 2503555), (45, 2002844), (60, 1502133), (90, 1001422), (180, 500711), (587, 153540), (853, 105660), (1174, 76770), (1706, 52830), (1761, 51180), (2348, 38385), (2559, 35220), (2935, 30708), (3412, 26415), (3522, 25590), (4265, 21132), (5118, 17610), (5283, 17060), (5870, 15354), (7044, 12795), (7677, 11740), (8530, 10566), (8805, 10236)]