12151520

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 28939680

約数和(自身を除く): 16788160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 439, 692, 865, 878, 1384, 1730, 1756, 2195, 2768, 3460, 3512, 4390, 5536, 6920, 7024, 8780, 13840, 14048, 17560, 27680, 35120, 70240, 75947, 151894, 303788, 379735, 607576, 759470, 1215152, 1518940, 2430304, 3037880, 6075760, 12151520]

約数ペア:

[(1, 12151520), (2, 6075760), (4, 3037880), (5, 2430304), (8, 1518940), (10, 1215152), (16, 759470), (20, 607576), (32, 379735), (40, 303788), (80, 151894), (160, 75947), (173, 70240), (346, 35120), (439, 27680), (692, 17560), (865, 14048), (878, 13840), (1384, 8780), (1730, 7024), (1756, 6920), (2195, 5536), (2768, 4390), (3460, 3512)]