128948184

素因数分解:

$2^3\times 3^2\times {\mathrm{89}}^1\times {\mathrm{20123}}^1$

素因数の和:20224

約数の個数: 48

約数和(自身を含む): 353176200

約数和(自身を除く): 224228016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 89, 178, 267, 356, 534, 712, 801, 1068, 1602, 2136, 3204, 6408, 20123, 40246, 60369, 80492, 120738, 160984, 181107, 241476, 362214, 482952, 724428, 1448856, 1790947, 3581894, 5372841, 7163788, 10745682, 14327576, 16118523, 21491364, 32237046, 42982728, 64474092, 128948184]

約数ペア:

[(1, 128948184), (2, 64474092), (3, 42982728), (4, 32237046), (6, 21491364), (8, 16118523), (9, 14327576), (12, 10745682), (18, 7163788), (24, 5372841), (36, 3581894), (72, 1790947), (89, 1448856), (178, 724428), (267, 482952), (356, 362214), (534, 241476), (712, 181107), (801, 160984), (1068, 120738), (1602, 80492), (2136, 60369), (3204, 40246), (6408, 20123)]