77280784

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 178702848

約数和(自身を除く): 101422064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 53, 56, 94, 106, 112, 188, 212, 277, 329, 371, 376, 424, 554, 658, 742, 752, 848, 1108, 1316, 1484, 1939, 2216, 2491, 2632, 2968, 3878, 4432, 4982, 5264, 5936, 7756, 9964, 13019, 14681, 15512, 17437, 19928, 26038, 29362, 31024, 34874, 39856, 52076, 58724, 69748, 91133, 102767, 104152, 117448, 139496, 182266, 205534, 208304, 234896, 278992, 364532, 411068, 690007, 729064, 822136, 1380014, 1458128, 1644272, 2760028, 4830049, 5520056, 9660098, 11040112, 19320196, 38640392, 77280784]

約数ペア:

[(1, 77280784), (2, 38640392), (4, 19320196), (7, 11040112), (8, 9660098), (14, 5520056), (16, 4830049), (28, 2760028), (47, 1644272), (53, 1458128), (56, 1380014), (94, 822136), (106, 729064), (112, 690007), (188, 411068), (212, 364532), (277, 278992), (329, 234896), (371, 208304), (376, 205534), (424, 182266), (554, 139496), (658, 117448), (742, 104152), (752, 102767), (848, 91133), (1108, 69748), (1316, 58724), (1484, 52076), (1939, 39856), (2216, 34874), (2491, 31024), (2632, 29362), (2968, 26038), (3878, 19928), (4432, 17437), (4982, 15512), (5264, 14681), (5936, 13019), (7756, 9964)]