78667320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{655561}}^1$

素因数の和:655575

約数の個数: 32

約数和(自身を含む): 236002320

約数和(自身を除く): 157335000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 655561, 1311122, 1966683, 2622244, 3277805, 3933366, 5244488, 6555610, 7866732, 9833415, 13111220, 15733464, 19666830, 26222440, 39333660, 78667320]

約数ペア:

[(1, 78667320), (2, 39333660), (3, 26222440), (4, 19666830), (5, 15733464), (6, 13111220), (8, 9833415), (10, 7866732), (12, 6555610), (15, 5244488), (20, 3933366), (24, 3277805), (30, 2622244), (40, 1966683), (60, 1311122), (120, 655561)]