240664008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{771359}}^1$

素因数の和:771381

約数の個数: 32

約数和(自身を含む): 647942400

約数和(自身を除く): 407278392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 771359, 1542718, 2314077, 3085436, 4628154, 6170872, 9256308, 10027667, 18512616, 20055334, 30083001, 40110668, 60166002, 80221336, 120332004, 240664008]

約数ペア:

[(1, 240664008), (2, 120332004), (3, 80221336), (4, 60166002), (6, 40110668), (8, 30083001), (12, 20055334), (13, 18512616), (24, 10027667), (26, 9256308), (39, 6170872), (52, 4628154), (78, 3085436), (104, 2314077), (156, 1542718), (312, 771359)]