145142820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{268783}}^1$

素因数の和:268801

約数の個数: 48

約数和(自身を含む): 451557120

約数和(自身を除く): 306414300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 268783, 537566, 806349, 1075132, 1343915, 1612698, 2419047, 2687830, 3225396, 4031745, 4838094, 5375660, 7257141, 8063490, 9676188, 12095235, 14514282, 16126980, 24190470, 29028564, 36285705, 48380940, 72571410, 145142820]

約数ペア:

[(1, 145142820), (2, 72571410), (3, 48380940), (4, 36285705), (5, 29028564), (6, 24190470), (9, 16126980), (10, 14514282), (12, 12095235), (15, 9676188), (18, 8063490), (20, 7257141), (27, 5375660), (30, 4838094), (36, 4031745), (45, 3225396), (54, 2687830), (60, 2419047), (90, 1612698), (108, 1343915), (135, 1075132), (180, 806349), (270, 537566), (540, 268783)]