12738720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{26539}}^1$

素因数の和:26557

約数の個数: 48

約数和(自身を含む): 40128480

約数和(自身を除く): 27389760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 26539, 53078, 79617, 106156, 132695, 159234, 212312, 265390, 318468, 398085, 424624, 530780, 636936, 796170, 849248, 1061560, 1273872, 1592340, 2123120, 2547744, 3184680, 4246240, 6369360, 12738720]

約数ペア:

[(1, 12738720), (2, 6369360), (3, 4246240), (4, 3184680), (5, 2547744), (6, 2123120), (8, 1592340), (10, 1273872), (12, 1061560), (15, 849248), (16, 796170), (20, 636936), (24, 530780), (30, 424624), (32, 398085), (40, 318468), (48, 265390), (60, 212312), (80, 159234), (96, 132695), (120, 106156), (160, 79617), (240, 53078), (480, 26539)]