72276722

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 136857600

約数和(自身を除く): 64580878

約数列:

[1, 2, 7, 14, 19, 38, 43, 71, 86, 89, 133, 142, 178, 266, 301, 497, 602, 623, 817, 994, 1246, 1349, 1634, 1691, 2698, 3053, 3382, 3827, 5719, 6106, 6319, 7654, 9443, 11438, 11837, 12638, 18886, 21371, 23674, 26789, 42742, 44233, 53578, 58007, 72713, 88466, 116014, 120061, 145426, 240122, 271717, 406049, 508991, 543434, 812098, 840427, 1017982, 1680854, 1902019, 3804038, 5162623, 10325246, 36138361, 72276722]

約数ペア:

[(1, 72276722), (2, 36138361), (7, 10325246), (14, 5162623), (19, 3804038), (38, 1902019), (43, 1680854), (71, 1017982), (86, 840427), (89, 812098), (133, 543434), (142, 508991), (178, 406049), (266, 271717), (301, 240122), (497, 145426), (602, 120061), (623, 116014), (817, 88466), (994, 72713), (1246, 58007), (1349, 53578), (1634, 44233), (1691, 42742), (2698, 26789), (3053, 23674), (3382, 21371), (3827, 18886), (5719, 12638), (6106, 11837), (6319, 11438), (7654, 9443)]