206510280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{4931}}^1$

素因数の和:5294

約数の個数: 64

約数和(自身を含む): 621432000

約数和(自身を除く): 414921720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 349, 698, 1047, 1396, 1745, 2094, 2792, 3490, 4188, 4931, 5235, 6980, 8376, 9862, 10470, 13960, 14793, 19724, 20940, 24655, 29586, 39448, 41880, 49310, 59172, 73965, 98620, 118344, 147930, 197240, 295860, 591720, 1720919, 3441838, 5162757, 6883676, 8604595, 10325514, 13767352, 17209190, 20651028, 25813785, 34418380, 41302056, 51627570, 68836760, 103255140, 206510280]

約数ペア:

[(1, 206510280), (2, 103255140), (3, 68836760), (4, 51627570), (5, 41302056), (6, 34418380), (8, 25813785), (10, 20651028), (12, 17209190), (15, 13767352), (20, 10325514), (24, 8604595), (30, 6883676), (40, 5162757), (60, 3441838), (120, 1720919), (349, 591720), (698, 295860), (1047, 197240), (1396, 147930), (1745, 118344), (2094, 98620), (2792, 73965), (3490, 59172), (4188, 49310), (4931, 41880), (5235, 39448), (6980, 29586), (8376, 24655), (9862, 20940), (10470, 19724), (13960, 14793)]