1212840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1123}}^1$

素因数の和:1143

約数の個数: 64

約数和(自身を含む): 4046400

約数和(自身を除く): 2833560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 1123, 2246, 3369, 4492, 5615, 6738, 8984, 10107, 11230, 13476, 16845, 20214, 22460, 26952, 30321, 33690, 40428, 44920, 50535, 60642, 67380, 80856, 101070, 121284, 134760, 151605, 202140, 242568, 303210, 404280, 606420, 1212840]

約数ペア:

[(1, 1212840), (2, 606420), (3, 404280), (4, 303210), (5, 242568), (6, 202140), (8, 151605), (9, 134760), (10, 121284), (12, 101070), (15, 80856), (18, 67380), (20, 60642), (24, 50535), (27, 44920), (30, 40428), (36, 33690), (40, 30321), (45, 26952), (54, 22460), (60, 20214), (72, 16845), (90, 13476), (108, 11230), (120, 10107), (135, 8984), (180, 6738), (216, 5615), (270, 4492), (360, 3369), (540, 2246), (1080, 1123)]