258142872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{1787}}^1$

素因数の和:2272

約数の個数: 64

約数和(自身を含む): 696890880

約数和(自身を除く): 438748008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 463, 926, 1389, 1787, 1852, 2778, 3574, 3704, 5361, 5556, 6019, 7148, 10722, 11112, 12038, 14296, 18057, 21444, 23231, 24076, 36114, 42888, 46462, 48152, 69693, 72228, 92924, 139386, 144456, 185848, 278772, 557544, 827381, 1654762, 2482143, 3309524, 4964286, 6619048, 9928572, 10755953, 19857144, 21511906, 32267859, 43023812, 64535718, 86047624, 129071436, 258142872]

約数ペア:

[(1, 258142872), (2, 129071436), (3, 86047624), (4, 64535718), (6, 43023812), (8, 32267859), (12, 21511906), (13, 19857144), (24, 10755953), (26, 9928572), (39, 6619048), (52, 4964286), (78, 3309524), (104, 2482143), (156, 1654762), (312, 827381), (463, 557544), (926, 278772), (1389, 185848), (1787, 144456), (1852, 139386), (2778, 92924), (3574, 72228), (3704, 69693), (5361, 48152), (5556, 46462), (6019, 42888), (7148, 36114), (10722, 24076), (11112, 23231), (12038, 21444), (14296, 18057)]