164490420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{20011}}^1$

素因数の和:20160

約数の個数: 48

約数和(自身を含む): 463958208

約数和(自身を除く): 299467788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220, 20011, 40022, 60033, 80044, 100055, 120066, 200110, 240132, 300165, 400220, 600330, 1200660, 2741507, 5483014, 8224521, 10966028, 13707535, 16449042, 27415070, 32898084, 41122605, 54830140, 82245210, 164490420]

約数ペア:

[(1, 164490420), (2, 82245210), (3, 54830140), (4, 41122605), (5, 32898084), (6, 27415070), (10, 16449042), (12, 13707535), (15, 10966028), (20, 8224521), (30, 5483014), (60, 2741507), (137, 1200660), (274, 600330), (411, 400220), (548, 300165), (685, 240132), (822, 200110), (1370, 120066), (1644, 100055), (2055, 80044), (2740, 60033), (4110, 40022), (8220, 20011)]