8564520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 25920000

約数和(自身を除く): 17355480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 479, 596, 745, 894, 958, 1192, 1437, 1490, 1788, 1916, 2235, 2395, 2874, 2980, 3576, 3832, 4470, 4790, 5748, 5960, 7185, 8940, 9580, 11496, 14370, 17880, 19160, 28740, 57480, 71371, 142742, 214113, 285484, 356855, 428226, 570968, 713710, 856452, 1070565, 1427420, 1712904, 2141130, 2854840, 4282260, 8564520]

約数ペア:

[(1, 8564520), (2, 4282260), (3, 2854840), (4, 2141130), (5, 1712904), (6, 1427420), (8, 1070565), (10, 856452), (12, 713710), (15, 570968), (20, 428226), (24, 356855), (30, 285484), (40, 214113), (60, 142742), (120, 71371), (149, 57480), (298, 28740), (447, 19160), (479, 17880), (596, 14370), (745, 11496), (894, 9580), (958, 8940), (1192, 7185), (1437, 5960), (1490, 5748), (1788, 4790), (1916, 4470), (2235, 3832), (2395, 3576), (2874, 2980)]