138698520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1155821}}^1$

素因数の和:1155835

約数の個数: 32

約数和(自身を含む): 416095920

約数和(自身を除く): 277397400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1155821, 2311642, 3467463, 4623284, 5779105, 6934926, 9246568, 11558210, 13869852, 17337315, 23116420, 27739704, 34674630, 46232840, 69349260, 138698520]

約数ペア:

[(1, 138698520), (2, 69349260), (3, 46232840), (4, 34674630), (5, 27739704), (6, 23116420), (8, 17337315), (10, 13869852), (12, 11558210), (15, 9246568), (20, 6934926), (24, 5779105), (30, 4623284), (40, 3467463), (60, 2311642), (120, 1155821)]