778705320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{6489211}}^1$

素因数の和:6489225

約数の個数: 32

約数和(自身を含む): 2336116320

約数和(自身を除く): 1557411000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 6489211, 12978422, 19467633, 25956844, 32446055, 38935266, 51913688, 64892110, 77870532, 97338165, 129784220, 155741064, 194676330, 259568440, 389352660, 778705320]

約数ペア:

[(1, 778705320), (2, 389352660), (3, 259568440), (4, 194676330), (5, 155741064), (6, 129784220), (8, 97338165), (10, 77870532), (12, 64892110), (15, 51913688), (20, 38935266), (24, 32446055), (30, 25956844), (40, 19467633), (60, 12978422), (120, 6489211)]