138423240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{384509}}^1$

素因数の和:384526

約数の個数: 48

約数和(自身を含む): 449876700

約数和(自身を除く): 311453460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 384509, 769018, 1153527, 1538036, 1922545, 2307054, 3076072, 3460581, 3845090, 4614108, 5767635, 6921162, 7690180, 9228216, 11535270, 13842324, 15380360, 17302905, 23070540, 27684648, 34605810, 46141080, 69211620, 138423240]

約数ペア:

[(1, 138423240), (2, 69211620), (3, 46141080), (4, 34605810), (5, 27684648), (6, 23070540), (8, 17302905), (9, 15380360), (10, 13842324), (12, 11535270), (15, 9228216), (18, 7690180), (20, 6921162), (24, 5767635), (30, 4614108), (36, 3845090), (40, 3460581), (45, 3076072), (60, 2307054), (72, 1922545), (90, 1538036), (120, 1153527), (180, 769018), (360, 384509)]