2438885640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{136403}}^1$

素因数の和:136566

約数の個数: 64

約数和(自身を含む): 7365816000

約数和(自身を除く): 4926930360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1192, 1490, 1788, 2235, 2980, 3576, 4470, 5960, 8940, 17880, 136403, 272806, 409209, 545612, 682015, 818418, 1091224, 1364030, 1636836, 2046045, 2728060, 3273672, 4092090, 5456120, 8184180, 16368360, 20324047, 40648094, 60972141, 81296188, 101620235, 121944282, 162592376, 203240470, 243888564, 304860705, 406480940, 487777128, 609721410, 812961880, 1219442820, 2438885640]

約数ペア:

[(1, 2438885640), (2, 1219442820), (3, 812961880), (4, 609721410), (5, 487777128), (6, 406480940), (8, 304860705), (10, 243888564), (12, 203240470), (15, 162592376), (20, 121944282), (24, 101620235), (30, 81296188), (40, 60972141), (60, 40648094), (120, 20324047), (149, 16368360), (298, 8184180), (447, 5456120), (596, 4092090), (745, 3273672), (894, 2728060), (1192, 2046045), (1490, 1636836), (1788, 1364030), (2235, 1091224), (2980, 818418), (3576, 682015), (4470, 545612), (5960, 409209), (8940, 272806), (17880, 136403)]