90739908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{907}}^1$

素因数の和:1321

約数の個数: 72

約数和(自身を含む): 263087552

約数和(自身を除く): 172347644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 397, 794, 907, 1191, 1588, 1814, 2382, 2721, 2779, 3573, 3628, 4764, 5442, 5558, 6349, 7146, 8163, 8337, 10884, 11116, 12698, 14292, 16326, 16674, 19047, 25011, 25396, 32652, 33348, 38094, 50022, 57141, 76188, 100044, 114282, 228564, 360079, 720158, 1080237, 1440316, 2160474, 2520553, 3240711, 4320948, 5041106, 6481422, 7561659, 10082212, 12962844, 15123318, 22684977, 30246636, 45369954, 90739908]

約数ペア:

[(1, 90739908), (2, 45369954), (3, 30246636), (4, 22684977), (6, 15123318), (7, 12962844), (9, 10082212), (12, 7561659), (14, 6481422), (18, 5041106), (21, 4320948), (28, 3240711), (36, 2520553), (42, 2160474), (63, 1440316), (84, 1080237), (126, 720158), (252, 360079), (397, 228564), (794, 114282), (907, 100044), (1191, 76188), (1588, 57141), (1814, 50022), (2382, 38094), (2721, 33348), (2779, 32652), (3573, 25396), (3628, 25011), (4764, 19047), (5442, 16674), (5558, 16326), (6349, 14292), (7146, 12698), (8163, 11116), (8337, 10884)]