221804370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{17989}}^1$

素因数の和:18139

約数の個数: 48

約数和(自身を含む): 580933080

約数和(自身を除く): 359128710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 685, 822, 1233, 1370, 2055, 2466, 4110, 6165, 12330, 17989, 35978, 53967, 89945, 107934, 161901, 179890, 269835, 323802, 539670, 809505, 1619010, 2464493, 4928986, 7393479, 12322465, 14786958, 22180437, 24644930, 36967395, 44360874, 73934790, 110902185, 221804370]

約数ペア:

[(1, 221804370), (2, 110902185), (3, 73934790), (5, 44360874), (6, 36967395), (9, 24644930), (10, 22180437), (15, 14786958), (18, 12322465), (30, 7393479), (45, 4928986), (90, 2464493), (137, 1619010), (274, 809505), (411, 539670), (685, 323802), (822, 269835), (1233, 179890), (1370, 161901), (2055, 107934), (2466, 89945), (4110, 53967), (6165, 35978), (12330, 17989)]