138192840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{383869}}^1$

素因数の和:383886

約数の個数: 48

約数和(自身を含む): 449127900

約数和(自身を除く): 310935060

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, 383869, 767738, 1151607, 1535476, 1919345, 2303214, 3070952, 3454821, 3838690, 4606428, 5758035, 6909642, 7677380, 9212856, 11516070, 13819284, 15354760, 17274105, 23032140, 27638568, 34548210, 46064280, 69096420, 138192840]

約数ペア:

[(1, 138192840), (2, 69096420), (3, 46064280), (4, 34548210), (5, 27638568), (6, 23032140), (8, 17274105), (9, 15354760), (10, 13819284), (12, 11516070), (15, 9212856), (18, 7677380), (20, 6909642), (24, 5758035), (30, 4606428), (36, 3838690), (40, 3454821), (45, 3070952), (60, 2303214), (72, 1919345), (90, 1535476), (120, 1151607), (180, 767738), (360, 383869)]