209535720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{11719}}^1$

素因数の和:11882

約数の個数: 64

約数和(自身を含む): 632880000

約数和(自身を除く): 423344280

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, 11719, 17880, 23438, 35157, 46876, 58595, 70314, 93752, 117190, 140628, 175785, 234380, 281256, 351570, 468760, 703140, 1406280, 1746131, 3492262, 5238393, 6984524, 8730655, 10476786, 13969048, 17461310, 20953572, 26191965, 34922620, 41907144, 52383930, 69845240, 104767860, 209535720]

約数ペア:

[(1, 209535720), (2, 104767860), (3, 69845240), (4, 52383930), (5, 41907144), (6, 34922620), (8, 26191965), (10, 20953572), (12, 17461310), (15, 13969048), (20, 10476786), (24, 8730655), (30, 6984524), (40, 5238393), (60, 3492262), (120, 1746131), (149, 1406280), (298, 703140), (447, 468760), (596, 351570), (745, 281256), (894, 234380), (1192, 175785), (1490, 140628), (1788, 117190), (2235, 93752), (2980, 70314), (3576, 58595), (4470, 46876), (5960, 35157), (8940, 23438), (11719, 17880)]