81766728

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59771}}^1$

素因数の和:59802

約数の個数: 48

約数和(自身を含む): 233110800

約数和(自身を除く): 151344072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 59771, 119542, 179313, 239084, 358626, 478168, 537939, 717252, 1075878, 1135649, 1434504, 2151756, 2271298, 3406947, 4303512, 4542596, 6813894, 9085192, 10220841, 13627788, 20441682, 27255576, 40883364, 81766728]

約数ペア:

[(1, 81766728), (2, 40883364), (3, 27255576), (4, 20441682), (6, 13627788), (8, 10220841), (9, 9085192), (12, 6813894), (18, 4542596), (19, 4303512), (24, 3406947), (36, 2271298), (38, 2151756), (57, 1434504), (72, 1135649), (76, 1075878), (114, 717252), (152, 537939), (171, 478168), (228, 358626), (342, 239084), (456, 179313), (684, 119542), (1368, 59771)]