218697480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{607493}}^1$

素因数の和:607510

約数の個数: 48

約数和(自身を含む): 710767980

約数和(自身を除く): 492070500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 607493, 1214986, 1822479, 2429972, 3037465, 3644958, 4859944, 5467437, 6074930, 7289916, 9112395, 10934874, 12149860, 14579832, 18224790, 21869748, 24299720, 27337185, 36449580, 43739496, 54674370, 72899160, 109348740, 218697480]

約数ペア:

[(1, 218697480), (2, 109348740), (3, 72899160), (4, 54674370), (5, 43739496), (6, 36449580), (8, 27337185), (9, 24299720), (10, 21869748), (12, 18224790), (15, 14579832), (18, 12149860), (20, 10934874), (24, 9112395), (30, 7289916), (36, 6074930), (40, 5467437), (45, 4859944), (60, 3644958), (72, 3037465), (90, 2429972), (120, 1822479), (180, 1214986), (360, 607493)]