78717240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31237}}^1$

素因数の和:31261

約数の個数: 96

約数和(自身を含む): 292387680

約数和(自身を除く): 213670440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 31237, 62474, 93711, 124948, 156185, 187422, 218659, 249896, 281133, 312370, 374844, 437318, 468555, 562266, 624740, 655977, 749688, 874636, 937110, 1093295, 1124532, 1249480, 1311954, 1405665, 1749272, 1874220, 1967931, 2186590, 2249064, 2623908, 2811330, 3279885, 3748440, 3935862, 4373180, 5247816, 5622660, 6559770, 7871724, 8746360, 9839655, 11245320, 13119540, 15743448, 19679310, 26239080, 39358620, 78717240]

約数ペア:

[(1, 78717240), (2, 39358620), (3, 26239080), (4, 19679310), (5, 15743448), (6, 13119540), (7, 11245320), (8, 9839655), (9, 8746360), (10, 7871724), (12, 6559770), (14, 5622660), (15, 5247816), (18, 4373180), (20, 3935862), (21, 3748440), (24, 3279885), (28, 2811330), (30, 2623908), (35, 2249064), (36, 2186590), (40, 1967931), (42, 1874220), (45, 1749272), (56, 1405665), (60, 1311954), (63, 1249480), (70, 1124532), (72, 1093295), (84, 937110), (90, 874636), (105, 749688), (120, 655977), (126, 624740), (140, 562266), (168, 468555), (180, 437318), (210, 374844), (252, 312370), (280, 281133), (315, 249896), (360, 218659), (420, 187422), (504, 156185), (630, 124948), (840, 93711), (1260, 62474), (2520, 31237)]