721659204

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{69847}}^1$

素因数の和:69905

約数の個数: 72

約数和(自身を含む): 2135672448

約数和(自身を除く): 1414013244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 82, 84, 123, 126, 164, 246, 252, 287, 369, 492, 574, 738, 861, 1148, 1476, 1722, 2583, 3444, 5166, 10332, 69847, 139694, 209541, 279388, 419082, 488929, 628623, 838164, 977858, 1257246, 1466787, 1955716, 2514492, 2863727, 2933574, 4400361, 5727454, 5867148, 8591181, 8800722, 11454908, 17182362, 17601444, 20046089, 25773543, 34364724, 40092178, 51547086, 60138267, 80184356, 103094172, 120276534, 180414801, 240553068, 360829602, 721659204]

約数ペア:

[(1, 721659204), (2, 360829602), (3, 240553068), (4, 180414801), (6, 120276534), (7, 103094172), (9, 80184356), (12, 60138267), (14, 51547086), (18, 40092178), (21, 34364724), (28, 25773543), (36, 20046089), (41, 17601444), (42, 17182362), (63, 11454908), (82, 8800722), (84, 8591181), (123, 5867148), (126, 5727454), (164, 4400361), (246, 2933574), (252, 2863727), (287, 2514492), (369, 1955716), (492, 1466787), (574, 1257246), (738, 977858), (861, 838164), (1148, 628623), (1476, 488929), (1722, 419082), (2583, 279388), (3444, 209541), (5166, 139694), (10332, 69847)]