390229380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19531}}^1$

素因数の和:19586

約数の個数: 96

約数和(自身を含む): 1246922880

約数和(自身を除く): 856693500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1665, 1998, 2220, 3330, 3996, 4995, 6660, 9990, 19531, 19980, 39062, 58593, 78124, 97655, 117186, 175779, 195310, 234372, 292965, 351558, 390620, 527337, 585930, 703116, 722647, 878895, 1054674, 1171860, 1445294, 1757790, 2109348, 2167941, 2636685, 2890588, 3515580, 3613235, 4335882, 5273370, 6503823, 7226470, 8671764, 10546740, 10839705, 13007646, 14452940, 19511469, 21679410, 26015292, 32519115, 39022938, 43358820, 65038230, 78045876, 97557345, 130076460, 195114690, 390229380]

約数ペア:

[(1, 390229380), (2, 195114690), (3, 130076460), (4, 97557345), (5, 78045876), (6, 65038230), (9, 43358820), (10, 39022938), (12, 32519115), (15, 26015292), (18, 21679410), (20, 19511469), (27, 14452940), (30, 13007646), (36, 10839705), (37, 10546740), (45, 8671764), (54, 7226470), (60, 6503823), (74, 5273370), (90, 4335882), (108, 3613235), (111, 3515580), (135, 2890588), (148, 2636685), (180, 2167941), (185, 2109348), (222, 1757790), (270, 1445294), (333, 1171860), (370, 1054674), (444, 878895), (540, 722647), (555, 703116), (666, 585930), (740, 527337), (999, 390620), (1110, 351558), (1332, 292965), (1665, 234372), (1998, 195310), (2220, 175779), (3330, 117186), (3996, 97655), (4995, 78124), (6660, 58593), (9990, 39062), (19531, 19980)]