205998300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{228887}}^1$

素因数の和:228907

約数の個数: 54

約数和(自身を含む): 645693048

約数和(自身を除く): 439694748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 228887, 457774, 686661, 915548, 1144435, 1373322, 2059983, 2288870, 2746644, 3433305, 4119966, 4577740, 5722175, 6866610, 8239932, 10299915, 11444350, 13733220, 17166525, 20599830, 22888700, 34333050, 41199660, 51499575, 68666100, 102999150, 205998300]

約数ペア:

[(1, 205998300), (2, 102999150), (3, 68666100), (4, 51499575), (5, 41199660), (6, 34333050), (9, 22888700), (10, 20599830), (12, 17166525), (15, 13733220), (18, 11444350), (20, 10299915), (25, 8239932), (30, 6866610), (36, 5722175), (45, 4577740), (50, 4119966), (60, 3433305), (75, 2746644), (90, 2288870), (100, 2059983), (150, 1373322), (180, 1144435), (225, 915548), (300, 686661), (450, 457774), (900, 228887)]