15357440

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{857}}^1$

素因数の和:887

約数の個数: 80

約数和(自身を含む): 42131232

約数和(自身を除く): 26773792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 857, 896, 1120, 1280, 1714, 1792, 2240, 2560, 3428, 3584, 4285, 4480, 5999, 6856, 8570, 8960, 11998, 13712, 17140, 17920, 23996, 27424, 29995, 34280, 47992, 54848, 59990, 68560, 95984, 109696, 119980, 137120, 191968, 219392, 239960, 274240, 383936, 438784, 479920, 548480, 767872, 959840, 1096960, 1535744, 1919680, 2193920, 3071488, 3839360, 7678720, 15357440]

約数ペア:

[(1, 15357440), (2, 7678720), (4, 3839360), (5, 3071488), (7, 2193920), (8, 1919680), (10, 1535744), (14, 1096960), (16, 959840), (20, 767872), (28, 548480), (32, 479920), (35, 438784), (40, 383936), (56, 274240), (64, 239960), (70, 219392), (80, 191968), (112, 137120), (128, 119980), (140, 109696), (160, 95984), (224, 68560), (256, 59990), (280, 54848), (320, 47992), (448, 34280), (512, 29995), (560, 27424), (640, 23996), (857, 17920), (896, 17140), (1120, 13712), (1280, 11998), (1714, 8960), (1792, 8570), (2240, 6856), (2560, 5999), (3428, 4480), (3584, 4285)]