80478468

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{106453}}^1$

素因数の和:106473

約数の個数: 48

約数和(自身を含む): 238456960

約数和(自身を除く): 157978492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 106453, 212906, 319359, 425812, 638718, 745171, 958077, 1277436, 1490342, 1916154, 2235513, 2874231, 2980684, 3832308, 4471026, 5748462, 6706539, 8942052, 11496924, 13413078, 20119617, 26826156, 40239234, 80478468]

約数ペア:

[(1, 80478468), (2, 40239234), (3, 26826156), (4, 20119617), (6, 13413078), (7, 11496924), (9, 8942052), (12, 6706539), (14, 5748462), (18, 4471026), (21, 3832308), (27, 2980684), (28, 2874231), (36, 2235513), (42, 1916154), (54, 1490342), (63, 1277436), (84, 958077), (108, 745171), (126, 638718), (189, 425812), (252, 319359), (378, 212906), (756, 106453)]