155715495

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 287400960

約数和(自身を除く): 131685465

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 107, 195, 221, 255, 321, 439, 535, 663, 1105, 1317, 1391, 1605, 1819, 2195, 3315, 4173, 5457, 5707, 6585, 6955, 7463, 9095, 17121, 20865, 22389, 23647, 27285, 28535, 37315, 46973, 70941, 85605, 97019, 111945, 118235, 140919, 234865, 291057, 354705, 485095, 610649, 704595, 798541, 1455285, 1831947, 2395623, 3053245, 3992705, 9159735, 10381033, 11978115, 31143099, 51905165, 155715495]

約数ペア:

[(1, 155715495), (3, 51905165), (5, 31143099), (13, 11978115), (15, 10381033), (17, 9159735), (39, 3992705), (51, 3053245), (65, 2395623), (85, 1831947), (107, 1455285), (195, 798541), (221, 704595), (255, 610649), (321, 485095), (439, 354705), (535, 291057), (663, 234865), (1105, 140919), (1317, 118235), (1391, 111945), (1605, 97019), (1819, 85605), (2195, 70941), (3315, 46973), (4173, 37315), (5457, 28535), (5707, 27285), (6585, 23647), (6955, 22389), (7463, 20865), (9095, 17121)]