394913280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{51421}}^1$

素因数の和:51447

約数の個数: 80

約数和(自身を含む): 1262512944

約数和(自身を除く): 867599664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 51421, 102842, 154263, 205684, 257105, 308526, 411368, 514210, 617052, 771315, 822736, 1028420, 1234104, 1542630, 1645472, 2056840, 2468208, 3085260, 3290944, 4113680, 4936416, 6170520, 6581888, 8227360, 9872832, 12341040, 13163776, 16454720, 19745664, 24682080, 26327552, 32909440, 39491328, 49364160, 65818880, 78982656, 98728320, 131637760, 197456640, 394913280]

約数ペア:

[(1, 394913280), (2, 197456640), (3, 131637760), (4, 98728320), (5, 78982656), (6, 65818880), (8, 49364160), (10, 39491328), (12, 32909440), (15, 26327552), (16, 24682080), (20, 19745664), (24, 16454720), (30, 13163776), (32, 12341040), (40, 9872832), (48, 8227360), (60, 6581888), (64, 6170520), (80, 4936416), (96, 4113680), (120, 3290944), (128, 3085260), (160, 2468208), (192, 2056840), (240, 1645472), (256, 1542630), (320, 1234104), (384, 1028420), (480, 822736), (512, 771315), (640, 617052), (768, 514210), (960, 411368), (1280, 308526), (1536, 257105), (1920, 205684), (2560, 154263), (3840, 102842), (7680, 51421)]