30961964

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 65155104

約数和(自身を除く): 34193140

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 53, 68, 71, 106, 121, 142, 187, 212, 242, 284, 374, 484, 583, 748, 781, 901, 1166, 1207, 1562, 1802, 2057, 2332, 2414, 3124, 3604, 3763, 4114, 4828, 6413, 7526, 8228, 8591, 9911, 12826, 13277, 15052, 17182, 19822, 25652, 26554, 34364, 39644, 41393, 53108, 63971, 82786, 109021, 127942, 146047, 165572, 218042, 255884, 292094, 436084, 455323, 584188, 703681, 910646, 1407362, 1821292, 2814724, 7740491, 15480982, 30961964]

約数ペア:

[(1, 30961964), (2, 15480982), (4, 7740491), (11, 2814724), (17, 1821292), (22, 1407362), (34, 910646), (44, 703681), (53, 584188), (68, 455323), (71, 436084), (106, 292094), (121, 255884), (142, 218042), (187, 165572), (212, 146047), (242, 127942), (284, 109021), (374, 82786), (484, 63971), (583, 53108), (748, 41393), (781, 39644), (901, 34364), (1166, 26554), (1207, 25652), (1562, 19822), (1802, 17182), (2057, 15052), (2332, 13277), (2414, 12826), (3124, 9911), (3604, 8591), (3763, 8228), (4114, 7526), (4828, 6413)]