220615740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1225643}}^1$

素因数の和:1225658

約数の個数: 36

約数和(自身を含む): 669201624

約数和(自身を除く): 448585884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1225643, 2451286, 3676929, 4902572, 6128215, 7353858, 11030787, 12256430, 14707716, 18384645, 22061574, 24512860, 36769290, 44123148, 55153935, 73538580, 110307870, 220615740]

約数ペア:

[(1, 220615740), (2, 110307870), (3, 73538580), (4, 55153935), (5, 44123148), (6, 36769290), (9, 24512860), (10, 22061574), (12, 18384645), (15, 14707716), (18, 12256430), (20, 11030787), (30, 7353858), (36, 6128215), (45, 4902572), (60, 3676929), (90, 2451286), (180, 1225643)]