64874280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{540619}}^1$

素因数の和:540633

約数の個数: 32

約数和(自身を含む): 194623200

約数和(自身を除く): 129748920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 540619, 1081238, 1621857, 2162476, 2703095, 3243714, 4324952, 5406190, 6487428, 8109285, 10812380, 12974856, 16218570, 21624760, 32437140, 64874280]

約数ペア:

[(1, 64874280), (2, 32437140), (3, 21624760), (4, 16218570), (5, 12974856), (6, 10812380), (8, 8109285), (10, 6487428), (12, 5406190), (15, 4324952), (20, 3243714), (24, 2703095), (30, 2162476), (40, 1621857), (60, 1081238), (120, 540619)]