78219288

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{22171}}^1$

素因数の和:22197

約数の個数: 72

約数和(自身を含む): 246441780

約数和(自身を除く): 168222492

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 22171, 44342, 66513, 88684, 133026, 155197, 177368, 199539, 266052, 310394, 399078, 465591, 532104, 620788, 798156, 931182, 1086379, 1241576, 1396773, 1596312, 1862364, 2172758, 2793546, 3259137, 3724728, 4345516, 5587092, 6518274, 8691032, 9777411, 11174184, 13036548, 19554822, 26073096, 39109644, 78219288]

約数ペア:

[(1, 78219288), (2, 39109644), (3, 26073096), (4, 19554822), (6, 13036548), (7, 11174184), (8, 9777411), (9, 8691032), (12, 6518274), (14, 5587092), (18, 4345516), (21, 3724728), (24, 3259137), (28, 2793546), (36, 2172758), (42, 1862364), (49, 1596312), (56, 1396773), (63, 1241576), (72, 1086379), (84, 931182), (98, 798156), (126, 620788), (147, 532104), (168, 465591), (196, 399078), (252, 310394), (294, 266052), (392, 199539), (441, 177368), (504, 155197), (588, 133026), (882, 88684), (1176, 66513), (1764, 44342), (3528, 22171)]