164489745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2011}}^1$

素因数の和:2086

約数の個数: 64

約数和(自身を含む): 324495360

約数和(自身を除く): 160005615

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 41, 57, 95, 105, 123, 133, 205, 285, 287, 399, 615, 665, 779, 861, 1435, 1995, 2011, 2337, 3895, 4305, 5453, 6033, 10055, 11685, 14077, 16359, 27265, 30165, 38209, 42231, 70385, 81795, 82451, 114627, 191045, 211155, 247353, 267463, 412255, 573135, 577157, 802389, 1236765, 1337315, 1566569, 1731471, 2885785, 4011945, 4699707, 7832845, 8657355, 10965983, 23498535, 32897949, 54829915, 164489745]

約数ペア:

[(1, 164489745), (3, 54829915), (5, 32897949), (7, 23498535), (15, 10965983), (19, 8657355), (21, 7832845), (35, 4699707), (41, 4011945), (57, 2885785), (95, 1731471), (105, 1566569), (123, 1337315), (133, 1236765), (205, 802389), (285, 577157), (287, 573135), (399, 412255), (615, 267463), (665, 247353), (779, 211155), (861, 191045), (1435, 114627), (1995, 82451), (2011, 81795), (2337, 70385), (3895, 42231), (4305, 38209), (5453, 30165), (6033, 27265), (10055, 16359), (11685, 14077)]