129759120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{180221}}^1$

素因数の和:180240

約数の個数: 60

約数和(自身を含む): 435776796

約数和(自身を除く): 306017676

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 180221, 360442, 540663, 720884, 901105, 1081326, 1441768, 1621989, 1802210, 2162652, 2703315, 2883536, 3243978, 3604420, 4325304, 5406630, 6487956, 7208840, 8109945, 8650608, 10813260, 12975912, 14417680, 16219890, 21626520, 25951824, 32439780, 43253040, 64879560, 129759120]

約数ペア:

[(1, 129759120), (2, 64879560), (3, 43253040), (4, 32439780), (5, 25951824), (6, 21626520), (8, 16219890), (9, 14417680), (10, 12975912), (12, 10813260), (15, 8650608), (16, 8109945), (18, 7208840), (20, 6487956), (24, 5406630), (30, 4325304), (36, 3604420), (40, 3243978), (45, 2883536), (48, 2703315), (60, 2162652), (72, 1802210), (80, 1621989), (90, 1441768), (120, 1081326), (144, 901105), (180, 720884), (240, 540663), (360, 360442), (720, 180221)]