204354240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{212869}}^1$

素因数の和:212889

約数の個数: 56

約数和(自身を含む): 648827760

約数和(自身を除く): 444473520

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, 160, 192, 240, 320, 480, 960, 212869, 425738, 638607, 851476, 1064345, 1277214, 1702952, 2128690, 2554428, 3193035, 3405904, 4257380, 5108856, 6386070, 6811808, 8514760, 10217712, 12772140, 13623616, 17029520, 20435424, 25544280, 34059040, 40870848, 51088560, 68118080, 102177120, 204354240]

約数ペア:

[(1, 204354240), (2, 102177120), (3, 68118080), (4, 51088560), (5, 40870848), (6, 34059040), (8, 25544280), (10, 20435424), (12, 17029520), (15, 13623616), (16, 12772140), (20, 10217712), (24, 8514760), (30, 6811808), (32, 6386070), (40, 5108856), (48, 4257380), (60, 3405904), (64, 3193035), (80, 2554428), (96, 2128690), (120, 1702952), (160, 1277214), (192, 1064345), (240, 851476), (320, 638607), (480, 425738), (960, 212869)]