245081070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209471}}^1$

素因数の和:209497

約数の個数: 48

約数和(自身を含む): 686230272

約数和(自身を除く): 441149202

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 209471, 418942, 628413, 1047355, 1256826, 1885239, 2094710, 2723123, 3142065, 3770478, 5446246, 6284130, 8169369, 9426195, 13615615, 16338738, 18852390, 24508107, 27231230, 40846845, 49016214, 81693690, 122540535, 245081070]

約数ペア:

[(1, 245081070), (2, 122540535), (3, 81693690), (5, 49016214), (6, 40846845), (9, 27231230), (10, 24508107), (13, 18852390), (15, 16338738), (18, 13615615), (26, 9426195), (30, 8169369), (39, 6284130), (45, 5446246), (65, 3770478), (78, 3142065), (90, 2723123), (117, 2094710), (130, 1885239), (195, 1256826), (234, 1047355), (390, 628413), (585, 418942), (1170, 209471)]