2016000720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2800001}}^1$

素因数の和:2800020

約数の個数: 60

約数和(自身を含む): 6770404836

約数和(自身を除く): 4754404116

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, 2800001, 5600002, 8400003, 11200004, 14000005, 16800006, 22400008, 25200009, 28000010, 33600012, 42000015, 44800016, 50400018, 56000020, 67200024, 84000030, 100800036, 112000040, 126000045, 134400048, 168000060, 201600072, 224000080, 252000090, 336000120, 403200144, 504000180, 672000240, 1008000360, 2016000720]

約数ペア:

[(1, 2016000720), (2, 1008000360), (3, 672000240), (4, 504000180), (5, 403200144), (6, 336000120), (8, 252000090), (9, 224000080), (10, 201600072), (12, 168000060), (15, 134400048), (16, 126000045), (18, 112000040), (20, 100800036), (24, 84000030), (30, 67200024), (36, 56000020), (40, 50400018), (45, 44800016), (48, 42000015), (60, 33600012), (72, 28000010), (80, 25200009), (90, 22400008), (120, 16800006), (144, 14000005), (180, 11200004), (240, 8400003), (360, 5600002), (720, 2800001)]