248867580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{319061}}^1$

素因数の和:319086

約数の個数: 48

約数和(自身を含む): 750433824

約数和(自身を除く): 501566244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 319061, 638122, 957183, 1276244, 1595305, 1914366, 3190610, 3828732, 4147793, 4785915, 6381220, 8295586, 9571830, 12443379, 16591172, 19143660, 20738965, 24886758, 41477930, 49773516, 62216895, 82955860, 124433790, 248867580]

約数ペア:

[(1, 248867580), (2, 124433790), (3, 82955860), (4, 62216895), (5, 49773516), (6, 41477930), (10, 24886758), (12, 20738965), (13, 19143660), (15, 16591172), (20, 12443379), (26, 9571830), (30, 8295586), (39, 6381220), (52, 4785915), (60, 4147793), (65, 3828732), (78, 3190610), (130, 1914366), (156, 1595305), (195, 1276244), (260, 957183), (390, 638122), (780, 319061)]