208975860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1160977}}^1$

素因数の和:1160992

約数の個数: 36

約数和(自身を含む): 633893988

約数和(自身を除く): 424918128

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1160977, 2321954, 3482931, 4643908, 5804885, 6965862, 10448793, 11609770, 13931724, 17414655, 20897586, 23219540, 34829310, 41795172, 52243965, 69658620, 104487930, 208975860]

約数ペア:

[(1, 208975860), (2, 104487930), (3, 69658620), (4, 52243965), (5, 41795172), (6, 34829310), (9, 23219540), (10, 20897586), (12, 17414655), (15, 13931724), (18, 11609770), (20, 10448793), (30, 6965862), (36, 5804885), (45, 4643908), (60, 3482931), (90, 2321954), (180, 1160977)]