208265220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{4177}}^1$

素因数の和:4469

約数の個数: 72

約数和(自身を含む): 634170264

約数和(自身を除く): 425905044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 277, 554, 831, 1108, 1385, 1662, 2493, 2770, 3324, 4155, 4177, 4986, 5540, 8310, 8354, 9972, 12465, 12531, 16620, 16708, 20885, 24930, 25062, 37593, 41770, 49860, 50124, 62655, 75186, 83540, 125310, 150372, 187965, 250620, 375930, 751860, 1157029, 2314058, 3471087, 4628116, 5785145, 6942174, 10413261, 11570290, 13884348, 17355435, 20826522, 23140580, 34710870, 41653044, 52066305, 69421740, 104132610, 208265220]

約数ペア:

[(1, 208265220), (2, 104132610), (3, 69421740), (4, 52066305), (5, 41653044), (6, 34710870), (9, 23140580), (10, 20826522), (12, 17355435), (15, 13884348), (18, 11570290), (20, 10413261), (30, 6942174), (36, 5785145), (45, 4628116), (60, 3471087), (90, 2314058), (180, 1157029), (277, 751860), (554, 375930), (831, 250620), (1108, 187965), (1385, 150372), (1662, 125310), (2493, 83540), (2770, 75186), (3324, 62655), (4155, 50124), (4177, 49860), (4986, 41770), (5540, 37593), (8310, 25062), (8354, 24930), (9972, 20885), (12465, 16708), (12531, 16620)]