398864162640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1661934011}}^1$

素因数の和:1661934027

約数の個数: 40

約数和(自身を含む): 1236478904928

約数和(自身を除く): 837614742288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1661934011, 3323868022, 4985802033, 6647736044, 8309670055, 9971604066, 13295472088, 16619340110, 19943208132, 24929010165, 26590944176, 33238680220, 39886416264, 49858020330, 66477360440, 79772832528, 99716040660, 132954720880, 199432081320, 398864162640]

約数ペア:

[(1, 398864162640), (2, 199432081320), (3, 132954720880), (4, 99716040660), (5, 79772832528), (6, 66477360440), (8, 49858020330), (10, 39886416264), (12, 33238680220), (15, 26590944176), (16, 24929010165), (20, 19943208132), (24, 16619340110), (30, 13295472088), (40, 9971604066), (48, 8309670055), (60, 6647736044), (80, 4985802033), (120, 3323868022), (240, 1661934011)]