15688560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 49104000

約数和(自身を除く): 33415440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 499, 524, 655, 786, 998, 1048, 1310, 1497, 1572, 1965, 1996, 2096, 2495, 2620, 2994, 3144, 3930, 3992, 4990, 5240, 5988, 6288, 7485, 7860, 7984, 9980, 10480, 11976, 14970, 15720, 19960, 23952, 29940, 31440, 39920, 59880, 65369, 119760, 130738, 196107, 261476, 326845, 392214, 522952, 653690, 784428, 980535, 1045904, 1307380, 1568856, 1961070, 2614760, 3137712, 3922140, 5229520, 7844280, 15688560]

約数ペア:

[(1, 15688560), (2, 7844280), (3, 5229520), (4, 3922140), (5, 3137712), (6, 2614760), (8, 1961070), (10, 1568856), (12, 1307380), (15, 1045904), (16, 980535), (20, 784428), (24, 653690), (30, 522952), (40, 392214), (48, 326845), (60, 261476), (80, 196107), (120, 130738), (131, 119760), (240, 65369), (262, 59880), (393, 39920), (499, 31440), (524, 29940), (655, 23952), (786, 19960), (998, 15720), (1048, 14970), (1310, 11976), (1497, 10480), (1572, 9980), (1965, 7984), (1996, 7860), (2096, 7485), (2495, 6288), (2620, 5988), (2994, 5240), (3144, 4990), (3930, 3992)]