218019744

素因数分解:

$2^5\times 3^2\times {\mathrm{521}}^1\times {\mathrm{1453}}^1$

素因数の和:1990

約数の個数: 72

約数和(自身を含む): 621611172

約数和(自身を除く): 403591428

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 521, 1042, 1453, 1563, 2084, 2906, 3126, 4168, 4359, 4689, 5812, 6252, 8336, 8718, 9378, 11624, 12504, 13077, 16672, 17436, 18756, 23248, 25008, 26154, 34872, 37512, 46496, 50016, 52308, 69744, 75024, 104616, 139488, 150048, 209232, 418464, 757013, 1514026, 2271039, 3028052, 4542078, 6056104, 6813117, 9084156, 12112208, 13626234, 18168312, 24224416, 27252468, 36336624, 54504936, 72673248, 109009872, 218019744]

約数ペア:

[(1, 218019744), (2, 109009872), (3, 72673248), (4, 54504936), (6, 36336624), (8, 27252468), (9, 24224416), (12, 18168312), (16, 13626234), (18, 12112208), (24, 9084156), (32, 6813117), (36, 6056104), (48, 4542078), (72, 3028052), (96, 2271039), (144, 1514026), (288, 757013), (521, 418464), (1042, 209232), (1453, 150048), (1563, 139488), (2084, 104616), (2906, 75024), (3126, 69744), (4168, 52308), (4359, 50016), (4689, 46496), (5812, 37512), (6252, 34872), (8336, 26154), (8718, 25008), (9378, 23248), (11624, 18756), (12504, 17436), (13077, 16672)]