7678720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{857}}^1$

素因数の和:885

約数の個数: 72

約数和(自身を含む): 21045024

約数和(自身を除く): 13366304

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, 560, 640, 857, 896, 1120, 1280, 1714, 1792, 2240, 3428, 4285, 4480, 5999, 6856, 8570, 8960, 11998, 13712, 17140, 23996, 27424, 29995, 34280, 47992, 54848, 59990, 68560, 95984, 109696, 119980, 137120, 191968, 219392, 239960, 274240, 383936, 479920, 548480, 767872, 959840, 1096960, 1535744, 1919680, 3839360, 7678720]

約数ペア:

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